| Patent | Date |
|---|
Measuring system and measuring method of hydrogen peroxide concentration
Grant 11,408,868 - Morino , et al. August 9, 2 | 2022-08-09 |
Flocculation and sedimentation apparatus
Grant 11,406,919 - Maeda August 9, 2 | 2022-08-09 |
Water treatment method and water treatment apparatus
Grant 11,401,187 - Yui , et al. August 2, 2 | 2022-08-02 |
Ultrapure Water Production System And Method Of Producing Ultrapure Water
App 20220234931 - ICHIHARA; Fumitaka ; et al. | 2022-07-28 |
Method For Purifying Organic Solvent And Apparatus For Purifying Organic Solvent
App 20220234037 - TAKADA; Noriko ; et al. | 2022-07-28 |
Water Treatment System And Water Treatment Method
App 20220212961 - NAKAMURA; Yuki | 2022-07-07 |
Water treatment method and water treatment device
Grant 11,370,681 - Miyake , et al. June 28, 2 | 2022-06-28 |
Pure-water Production Device And Pure-water Production Method
App 20220177340 - NAKAMURA; Yuki ; et al. | 2022-06-09 |
Method of evaluating level of cleanliness of hollow fiber membrane device, method of washing hollow fiber membrane device, and washing device for hollow fiber membrane device
Grant 11,351,507 - Ichihara , et al. June 7, 2 | 2022-06-07 |
Method For Forming Carbon-carbon Bond
App 20220168723 - NAKAMURA; Shinji ; et al. | 2022-06-02 |
Apparatus For Removing Boron, Method For Removing Boron, Apparatus For Producing Pure Water And Method For Producing Pure Water
App 20220162104 - TAKAHASHI; Kazushige ; et al. | 2022-05-26 |
Water dispenser and pure water producing apparatus
Grant 11,325,822 - Hoshino , et al. May 10, 2 | 2022-05-10 |
Ion exchanger filled cartridge and metal removing column
Grant 11,305,272 - Takada , et al. April 19, 2 | 2022-04-19 |
Apparatus For Pretreating Ion Exchange Resin And Method For Pretreating Ion Exchange Resin
App 20220105505 - AIBA; Kenta ; et al. | 2022-04-07 |
Simulated Moving-bed Type Chromatographic Separation Method And Simulated Moving-bed Type Chromatographic Separation System
App 20220032208 - OKADA; Kazuo ; et al. | 2022-02-03 |
Ozone water supply method and ozone water supply device
Grant 11,229,887 - Hayashi , et al. January 25, 2 | 2022-01-25 |
Water Dispenser And Pure Water Producing Apparatus
App 20220017352 - HOSHINO; Takafumi ; et al. | 2022-01-20 |
Water Quality Management Method, Ion Adsorption Device, Information Processing Device And Information Processing System
App 20210395106 - YAMASHITA; Yukinari ; et al. | 2021-12-23 |
Sterilization Method For Water System, Method Of Removing Nitrosamine Compound From Water System And Drinking Water Production Method
App 20210387886 - YOSHIKAWA; Hiro ; et al. | 2021-12-16 |
Apparatus For Producing Non-aqueous Electrolytic Solution And Method For Producing Non-aqueous Electrolytic Solution
App 20210384557 - AIBA; Kenta ; et al. | 2021-12-09 |
System For Treating Tetraalkylammonium Hydroxide-containing Liquid And Method For Treating Same
App 20210370234 - ONO; Yoshinori ; et al. | 2021-12-02 |
Centrifugal filtration device and method of capturing and observing fine particles in liquid using the same
Grant 11,179,680 - Ichihara , et al. November 23, 2 | 2021-11-23 |
Apparatus For Producing Non-aqueous Electrolytic Solution And Method For Producing Non-aqueous Electrolytic Solution
App 20210354050 - AIBA; Kenta ; et al. | 2021-11-18 |
Water Treatment Method And Water Treatment Device
App 20210284556 - MIYAKE; Masaki ; et al. | 2021-09-16 |
Water Treatment Method And Water Treatment Apparatus
App 20210261450 - YUI; Hironori ; et al. | 2021-08-26 |
Water Treatment Method And Water Treatment Device
App 20210261449 - MIYAKE; Masaki ; et al. | 2021-08-26 |
Method Of Removing Boron From Water To Be Treated, Boron-removing System, Ultrapure Water Production System, And Method Of Measuring Concentration Of Boron
App 20210261445 - NAKAMURA; Yuki ; et al. | 2021-08-26 |
Method For Producing Ultrapure Water, Ultrapure Water Production System, And Ion Exchanger-filled Module
App 20210246050 - TSUTANO; Kyohei ; et al. | 2021-08-12 |
Substrate Treatment Method And Substrate Treatment Equipment
App 20210249259 - YANO; Daisaku ; et al. | 2021-08-12 |
Method For Analyzing Metal Impurity Content And Kit For Analyzing Metal Impurity Content
App 20210247373 - TSUTANO; Kyohei | 2021-08-12 |
Substrate treatment method and substrate treatment equipment
Grant 11,004,674 - Yano , et al. May 11, 2 | 2021-05-11 |
Water Treatment Management Apparatus And Water Quality Monitoring Method
App 20210078873 - TAKATORI; Nozomi ; et al. | 2021-03-18 |
Water Treatment Method And Water Treatment Device
App 20210061691 - MIYAKE; Masaki ; et al. | 2021-03-04 |
Measuring System And Measuring Method Of Hydrogen Peroxide Concentration
App 20210033581 - MORINO; Shota ; et al. | 2021-02-04 |
Method For Purifying Nonaqueous Liquid Substance And Ion Exchange Resin-filled Cartridge With External Air Blocking Member
App 20200384383 - TAKADA; Noriko ; et al. | 2020-12-10 |
Diluted solution production method and diluted solution production apparatus
Grant 10,857,512 - Hayashi , et al. December 8, 2 | 2020-12-08 |
Method And Apparatus For Producing Chelate Resin, And Method For Purifying To-be-treated Liquid
App 20200369795 - YOSHIMURA; Yasuhiro ; et al. | 2020-11-26 |
Dioxane-degrading Bacteria-immobilized Carrier, Biodegradation Treatment Method, And Biodegradation Treatment Apparatus
App 20200354244 - YAMAMOTO; Norifumi ; et al. | 2020-11-12 |
Analyzing Method And Analyzing Apparatus For Urea
App 20200355586 - TAKAHASHI; Kazushige ; et al. | 2020-11-12 |
Method And System For Measuring Conductivity Of Decationized Water
App 20200284742 - KEMMOCHI; Chika ; et al. | 2020-09-10 |
Method for purifying organic solvent
Grant 10,647,648 - Takada , et al. | 2020-05-12 |
Flocculation And Sedimentation Apparatus
App 20200108334 - MAEDA; Rintarou | 2020-04-09 |
Method for forming aerobic granules, device for forming aerobic granules, method for treating wastewater, and device for treating wastewater
Grant 10,590,018 - Miyake , et al. | 2020-03-17 |
Ion Exchanger Filled Cartridge And Metal Removing Column
App 20200070141 - TAKADA; Noriko ; et al. | 2020-03-05 |
Method Of Washing Hollow Fiber Membrane Device, Ultrafiltration Membrane Device, Ultrapure Water Production System, And Washing
App 20200070097 - ICHIHARA; Fumitaka ; et al. | 2020-03-05 |
Method Of Evaluating Level Of Cleanliness Of Hollow Fiber Membrane Device, Method Of Washing Hollow Fiber Membrane Device, And W
App 20200070098 - ICHIHARA; Fumitaka ; et al. | 2020-03-05 |
Waste Water Treatment Method And Waste Water Treatment Apparatus
App 20200071206 - MAEDA; Rintarou ; et al. | 2020-03-05 |
Centrifugal Filtration Device And Method Of Capturing And Observing Fine Particles In Liquid Using The Same
App 20200003661 - ICHIHARA; Fumitaka ; et al. | 2020-01-02 |
Diluted Solution Production Method And Diluted Solution Production Apparatus
App 20190388857 - HAYASHI; YOSHIFUMI ; et al. | 2019-12-26 |
Method And System For Cleaning Copper-exposed Substrate
App 20190381539 - YANO; Daisaku ; et al. | 2019-12-19 |
Method For Producing Stabilized Hypobromous Acid Composition, Stabilized Hypobromous Acid Composition, And Slime Inhibition Meth
App 20190364902 - YOSHIKAWA; Hiro ; et al. | 2019-12-05 |
Granule-forming method and waste water treatment method
Grant 10,479,710 - Matsuda , et al. Nov | 2019-11-19 |
Reverse Osmosis Membrane Treatment System And Reverse Osmosis Membrane Treatment Method
App 20190321786 - NAKAMURA; Yuki ; et al. | 2019-10-24 |
Method and system for cleaning copper-exposed substrate
Grant 10,434,546 - Yano , et al. O | 2019-10-08 |
Method For Purifying Organic Solvent
App 20190300464 - TAKADA; Hitoshi ; et al. | 2019-10-03 |
Method for producing stabilized hypobromous acid composition, stabilized hypobromous acid composition, and slime inhibition method for separation membrane
Grant 10,420,344 - Yoshikawa , et al. Sept | 2019-09-24 |
Diluted solution production method and diluted solution production apparatus
Grant 10,406,493 - Hayashi , et al. Sept | 2019-09-10 |
Ultrapure Water Production Apparatus
App 20190217250 - ICHIHARA; Fumitaka ; et al. | 2019-07-18 |
Filtration treatment system and filtration treatment method
Grant 10,351,444 - Nakano , et al. July 16, 2 | 2019-07-16 |
Particle Capture Filtration Film And Manufacturing Method Thereof, And Porous Film And Manufacturing Method Thereof
App 20190076788 - IMAMURA; Masami ; et al. | 2019-03-14 |
Granule-forming Method And Waste Water Treatment Method
App 20190023594 - MATSUDA; Hatsuhiro ; et al. | 2019-01-24 |
Method For Forming Aerobic Granules, Device For Forming Aerobic Granules, Method For Treating Wastewater, And Device For Treating Wastewater
App 20180339925 - MIYAKE; Masaki ; et al. | 2018-11-29 |
Electrodeionization apparatus for producing deionized water
Grant 9,896,357 - Ikeda , et al. February 20, 2 | 2018-02-20 |
Supply apparatus and supply method for supplying fluid carbon dioxide
Grant 9,887,079 - Sugawara , et al. February 6, 2 | 2018-02-06 |
System and method for organic solvent purification
Grant 9,765,024 - Terashi September 19, 2 | 2017-09-19 |
Diluted Solution Production Method And Diluted Solution Production Apparatus
App 20170259234 - HAYASHI; Yoshifumi ; et al. | 2017-09-14 |
System And Method For Organic Solvent Purification
App 20170158635 - TERASHI; Ryosuke | 2017-06-08 |
Ion exchanging apparatus
Grant 9,636,604 - Yoden , et al. May 2, 2 | 2017-05-02 |
Method and apparatus for producing high-purity liquefied carbon dioxide
Grant 9,605,895 - Sugawara , et al. March 28, 2 | 2017-03-28 |
Filtration Treatment System And Filtration Treatment Method
App 20170044029 - NAKANO; Toru ; et al. | 2017-02-16 |
Ozone Water Supply Method And Ozone Water Supply Device
App 20160361693 - HAYASHI; Yoshifumi ; et al. | 2016-12-15 |
Substrate Treatment Method And Substrate Treatment Equipment
App 20160233082 - YANO; Daisaku ; et al. | 2016-08-11 |
Method For Producing Stabilized Hypobromous Acid Composition, Stabilized Hypobromous Acid Composition, And Slime Inhibition Method For Separation Membrane
App 20160198721 - YOSHIKAWA; Hiro ; et al. | 2016-07-14 |
Monolithic organic porous body, monolithic organic porous ion exchanger, and process for producing the monolithic organic porous body and the monolithic organic porous ion exchanger
Grant 9,346,895 - Inoue , et al. May 24, 2 | 2016-05-24 |
Method and apparatus for purifying alcohol
Grant 9,339,766 - Takahashi , et al. May 17, 2 | 2016-05-17 |
Method And System For Cleaning Copper-exposed Substrate
App 20160059273 - YANO; Daisaku ; et al. | 2016-03-03 |
Device and method for removing dissolved oxygen in alcohol, alcohol supply apparatus and rinsing liquid supply apparatus
Grant 9,217,540 - Murayama , et al. December 22, 2 | 2015-12-22 |
System For Treating Coal Gasification Wastewater, And Method For Treating Coal Gasification Wastewater
App 20150315054 - TANAKA; Motoki ; et al. | 2015-11-05 |
Demineralizer of primary coolant system in pressurized-water reactor power plant and method for purifying primary cooling water in pressurized-water reactor power plant
Grant 9,115,010 - Kasahara , et al. August 25, 2 | 2015-08-25 |
Ion Exchanging Apparatus
App 20150136679 - Yoden; Mitsuru ; et al. | 2015-05-21 |
Non-particulate organic porous material having optical resolution capability and method for manufacturing same
Grant 9,028,694 - Teraguchi , et al. May 12, 2 | 2015-05-12 |
Electric device for producing deionized water
Grant 9,023,184 - Yamada , et al. May 5, 2 | 2015-05-05 |
Liquid Carbon Dioxide Supply Device And Supply Method
App 20150075636 - Sugawara; Hiroshi ; et al. | 2015-03-19 |
Method of purifying filter, and method of cleaning or drying object to be treated
Grant 8,974,603 - Sugawara , et al. March 10, 2 | 2015-03-10 |
Device And Method For Removing Dissolved Oxygen In Alcohol, Alcohol Supply Apparatus And Rinsing Liquid Supply Apparatus
App 20150013798 - Murayama; Masami ; et al. | 2015-01-15 |
Electrodeionization apparatus for producing deionized water
Grant 8,871,073 - Hasegawa , et al. October 28, 2 | 2014-10-28 |
Non-particulate Organic Porous Material Having Optical Resolution Capability And Method For Manufacturing Same
App 20140256834 - TERAGUCHI; Masahiro ; et al. | 2014-09-11 |
Electrodeionization Apparatus For Producing Deionized Water
App 20140202867 - Ikeda; Naho ; et al. | 2014-07-24 |
Non-particulate organic porous material having optical resolution capability and method for manufacturing same
Grant 8,764,979 - Teraguchi , et al. July 1, 2 | 2014-07-01 |
Method And Apparatus For Purifying Alcohol
App 20140163264 - Takahashi; Kazushige ; et al. | 2014-06-12 |
Composite filtration and demineralization apparatus
Grant 8,658,036 - Yoden , et al. February 25, 2 | 2014-02-25 |
Method Of Purifying Filter, And Method Of Cleaning Or Drying Object To Be Treated
App 20130319957 - Sugawara; Hiroshi ; et al. | 2013-12-05 |
Electric deionized water production apparatus
Grant 8,529,759 - Tajima , et al. September 10, 2 | 2013-09-10 |
Electric Device For Producing Deionized Water
App 20130180858 - Yamada; Kyosuke ; et al. | 2013-07-18 |
Electrodeionization Apparatus For Producing Deionized Water
App 20130068624 - Hasegawa; Kazuya ; et al. | 2013-03-21 |
Condensate filtering device
Grant 8,206,588 - Kasahara , et al. June 26, 2 | 2012-06-26 |
Monolithic Organic Porous Body, Monolithic Organic Porous Ion Exchanger, And Process For Producing The Monolithic Organic Porous Body And The Monolithic Organic Porous Ion Exchanger
App 20110290714 - Inoue; Hiroshi ; et al. | 2011-12-01 |
Composite Filtration And Demineralization Apparatus
App 20110132827 - Yoden; Mitsuru ; et al. | 2011-06-09 |
Liquid feed nozzle, wet treatment apparatus and wet treatment method
Grant RE42,420 - Mitsumori , et al. June 7, 2 | 2011-06-07 |
Method For Operating Electrodeionization Deionized Water Producing Apparatus, Electrodeionization Deionized Water Producing System, And Electrodeionization Deionized Water Producing Apparatus
App 20110005933 - Kawaguchi; Osamu ; et al. | 2011-01-13 |
Method and apparatus for treatment of an effluent containing radioactive materials
Grant 7,651,618 - Ohashi , et al. January 26, 2 | 2010-01-26 |
Demineralizer Of Primary Coolant System In Pressurized-water Reactor Power Plant And Method For Purifying Primary Cooling Water In Pressurized-water Reactor Power Plant
App 20090310733 - KASAHARA; Satoshi ; et al. | 2009-12-17 |
Unit for separating gas
Grant 7,527,676 - Tajima , et al. May 5, 2 | 2009-05-05 |
Apparatus And Method For Separating Gas
App 20090056552 - Ono; Yoshinori ; et al. | 2009-03-05 |
Apparatus And Method For Separating Gas
App 20090056540 - Ono; Yoshinori ; et al. | 2009-03-05 |
Chromatographic separator
Grant 7,488,420 - Yamada , et al. February 10, 2 | 2009-02-10 |
Electric Deionized Water Production Apparatus
App 20080308482 - Tajima; Naoyuki ; et al. | 2008-12-18 |
Condensate Filtering Device
App 20080245712 - Kasahara; Satoshi ; et al. | 2008-10-09 |
Ion exchanger
Grant 7,425,583 - Inoue , et al. September 16, 2 | 2008-09-16 |
Method And Apparatus For Treatment Of An Effluent Containing Radioactive Materials
App 20080156735 - Ohashi; Shinichi ; et al. | 2008-07-03 |
Ion exchanger
Grant 7,393,445 - Inoue , et al. July 1, 2 | 2008-07-01 |
Method for evaluating cation-exchange resin and method for controlling water treatment system using the same
Grant 7,357,871 - Nagata , et al. April 15, 2 | 2008-04-15 |
Method and apparatus for purifying alcoholic liquors
Grant 7,326,349 - Asakawa February 5, 2 | 2008-02-05 |
Ion adsorption module and method for water treatment
Grant 7,294,265 - Yoshida , et al. November 13, 2 | 2007-11-13 |
Chemical filter
App 20070175329 - Inoue; Hiroshi ; et al. | 2007-08-02 |
Non-particulate Organic Porous Material Having Optical Resolution Capability And Method For Manufacturing Same
App 20070155860 - Teraguchi; Masahiro ; et al. | 2007-07-05 |
Method for producing meat products and processed meat products coated with curdlan gel film
Grant 7,201,932 - Toyoda , et al. April 10, 2 | 2007-04-10 |
Electrodeionization deionized water producing apparatus
Grant 7,201,832 - Yamanaka , et al. April 10, 2 | 2007-04-10 |
Ion exchanger
Grant 7,173,066 - Inoue , et al. February 6, 2 | 2007-02-06 |
High-sensitivity measuring instrument and method of using the instrument to measure a characteristic value at a point in time
Grant 7,154,274 - Sunaoka , et al. December 26, 2 | 2006-12-26 |
Column for ion chromatograph, suppressor and ion chromatograph
App 20060254969 - Yamanaka; Koji ; et al. | 2006-11-16 |
Method for preparing sulfonated organic porous material
Grant 7,119,164 - Inoue , et al. October 10, 2 | 2006-10-10 |
Method and apparatus for controlling concentration of water treatment chemicals
Grant 7,105,095 - Yano , et al. September 12, 2 | 2006-09-12 |
Organic porous article having selective adsorption ability for boron, and boron removing module and ultra-pure water production apparatus using the same
Grant 7,094,349 - Inoue , et al. August 22, 2 | 2006-08-22 |
Organic porous material, process for manufacturing the same, and organic porous ion exchanger
Grant 7,078,441 - Inoue , et al. July 18, 2 | 2006-07-18 |
Method of and apparatus for washing photomask and washing solution for photomask
Grant 7,077,915 - Nagamura , et al. July 18, 2 | 2006-07-18 |
Ion exchanger
App 20060154997 - Inoue; Hiroshi ; et al. | 2006-07-13 |
Ion exchanger
App 20060154996 - Inoue; Hiroshi ; et al. | 2006-07-13 |
Ion exchanger
App 20060091014 - Inoue; Hiroshi ; et al. | 2006-05-04 |
Electrodeionization water producing apparatus and method of producing deionized water using same
Grant 7,033,472 - Yamanaka , et al. April 25, 2 | 2006-04-25 |
Ion exchanger
Grant 7,026,364 - Inoue , et al. April 11, 2 | 2006-04-11 |
High-purity water producing apparatus
Grant 6,951,609 - Yamanaka , et al. October 4, 2 | 2005-10-04 |
Non-particulate organic porous material having optical resolution capability and method for manufacturing same
App 20050155927 - Teraguchi, Masahiro ; et al. | 2005-07-21 |
Ion adsorption module and method for water treatment
App 20050139549 - Yoshida, Akiko ; et al. | 2005-06-30 |
High-sensitivity measuring instrument
App 20050110499 - Sunaoka, Yoshio ; et al. | 2005-05-26 |
Hydrogen-dissolved water production apparatus
Grant 6,884,344 - Yamashita , et al. April 26, 2 | 2005-04-26 |
Organic corrosion inhibitors and corrosion control methods for water systems
App 20050023506 - Someya, Shintaro ; et al. | 2005-02-03 |
Organic porous material, process for manufacturing the same, and organic porous ion exchanger
App 20050023212 - Inoue, Hiroshi ; et al. | 2005-02-03 |
Organic porous material, process for manufacturing the same, and organic porous ion exchanger
Grant 6,841,580 - Inoue , et al. January 11, 2 | 2005-01-11 |
Condensate demineralization
Grant 6,829,319 - Ito , et al. December 7, 2 | 2004-12-07 |
Method for treating power plant heater drain water
Grant 6,810,100 - Ohashi , et al. October 26, 2 | 2004-10-26 |
Method for preparing sulfonated organic porous material
App 20040087732 - Inoue, Hiroshi ; et al. | 2004-05-06 |
Gas separation apparatus and gas separation method
Grant 6,702,874 - Tajima , et al. March 9, 2 | 2004-03-09 |
Multiple electric conductivity measuring apparatus
Grant 6,690,172 - Higo February 10, 2 | 2004-02-10 |
Electrodeionization deionized water producing apparatus
App 20030213695 - Yamanaka, Koji ; et al. | 2003-11-20 |
Apparatus for measuring conductivity
Grant 6,650,127 - Higo November 18, 2 | 2003-11-18 |
Ion concentration meter
Grant 6,646,443 - Higo November 11, 2 | 2003-11-11 |
Method of purifying bishydroxyalkyl terephthalate
Grant 6,642,350 - Asakawa , et al. November 4, 2 | 2003-11-04 |
Condensate demineralization
Grant 6,633,624 - Ito , et al. October 14, 2 | 2003-10-14 |
Organic Corrosion Inhibitors and Corrosion Control Methods for Water Systems
App 20030173543 - Someya , Shintaro ; et al. | 2003-09-18 |
Reductive heat exchange water and heat exchange system using such water
Grant 6,609,564 - Imaoka , et al. August 26, 2 | 2003-08-26 |
Electrodeionization water producing apparatus and method of producing deionized water using same
App 20030150732 - Yamanaka, Koji ; et al. | 2003-08-14 |
Electric conductometer, electrode for measuring electric conductivity, and method for producing the same
Grant 6,603,320 - Higo August 5, 2 | 2003-08-05 |
Organic porous material, process for manufacturing the same, and organic porous ion exchanger
App 20030125398 - Inoue, Hiroshi ; et al. | 2003-07-03 |
Gas separation apparatus
Grant 6,530,980 - Abe , et al. March 11, 2 | 2003-03-11 |
Photocatalyst-bearing material and method of producing the same
Grant 6,524,997 - Higo , et al. February 25, 2 | 2003-02-25 |
Process and equipment for recovering developer from photoresist development waste and reusing it
Grant 6,488,847 - Sugawara December 3, 2 | 2002-12-03 |
Reductive heat exchange water and heat exchange system using such water
Grant 6,350,376 - Imaoka , et al. February 26, 2 | 2002-02-26 |
Chromatographic separation process
Grant 6,328,895 - Masuda , et al. December 11, 2 | 2001-12-11 |
Reverse osmosis process and equipment
Grant 6,303,037 - Tamura , et al. October 16, 2 | 2001-10-16 |
Method and apparatus for cleaning photomask
Grant 6,277,205 - Nagamura , et al. August 21, 2 | 2001-08-21 |
Electrodeionization apparatus
Grant 6,274,019 - Kuwata August 14, 2 | 2001-08-14 |
Process for producing deionized water by electrodeionization technique
Grant 6,248,226 - Shinmei , et al. June 19, 2 | 2001-06-19 |
Method of and apparatus for washing photomask and washing solution for photomask
Grant 6,209,553 - Nagamura , et al. April 3, 2 | 2001-04-03 |
Process for recovering betaine
Grant 6,099,654 - Kaneko , et al. August 8, 2 | 2000-08-08 |
Process and equipment for rejuvenation treatment of photoresist development waste
Grant 6,083,670 - Sugawara , et al. July 4, 2 | 2000-07-04 |
Method and device for detecting a liquid level in a container
Grant 5,894,089 - Ogawa April 13, 1 | 1999-04-13 |
Deionized water or high purity water producing method and apparatus
Grant 5,811,012 - Tanabe , et al. September 22, 1 | 1998-09-22 |
Equipment and process for producing high-purity water
Grant 5,720,869 - Yamanaka , et al. February 24, 1 | 1998-02-24 |
Method and apparatus for cleaning electronic parts
Grant 5,635,053 - Aoki , et al. June 3, 1 | 1997-06-03 |
Electrolytic ionized water producing apparatus
Grant 5,616,221 - Aoki , et al. April 1, 1 | 1997-04-01 |
Electrolytic ionized water producing apparatus
Grant 5,593,554 - Yamanaka , et al. January 14, 1 | 1997-01-14 |
Filtration equipment
Grant 5,525,220 - Yagi , et al. June 11, 1 | 1996-06-11 |
Apparatus for biological treatment of water and method for biological treatment of water using said apparatus
Grant 5,518,620 - Eguchi , et al. May 21, 1 | 1996-05-21 |
Filtration equipment for hollow fiber module
Grant 5,484,528 - Yagi , et al. January 16, 1 | 1996-01-16 |
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