| Patent | Date |
|---|
Method of producing boron nitride polycrystal, boron nitride polycrystal, cutting tool, wear-resisting tool, and grinding tool
Grant 11,453,589 - Ishida , et al. September 27, 2 | 2022-09-27 |
Polycrystalline diamond and method for manufacturing same, scribe tool, scribe wheel, dresser, rotating tool, orifice for water jet, wire drawing die, cutting tool, electrode, and processing method using polycrystalline diamond
Grant 11,427,475 - Ikeda , et al. August 30, 2 | 2022-08-30 |
Diamond polycrystal and tool including same
Grant 11,427,930 - Sumiya , et al. August 30, 2 | 2022-08-30 |
Diamond polycrystal and tool including same
Grant 11,421,341 - Sumiya , et al. August 23, 2 | 2022-08-23 |
Method for producing polycrystalline diamond body, polycrystalline diamond body, cutting tool, wear-resistance tool and grinding tool
Grant 11,383,306 - Ishida , et al. July 12, 2 | 2022-07-12 |
Method of manufacturing diamond, diamond, diamond composite substrate, diamond joined substrate, and tool
Grant 11,371,139 - Nishibayashi , et al. June 28, 2 | 2022-06-28 |
Diamond Composite Body, Substrate, Diamond Tool Including Diamond, And Method For Manufacturing Diamond
App 20210230766 - Nishibayashi; Yoshiki ; et al. | 2021-07-29 |
Wear-resistant tool
Grant 11,072,008 - Sumiya , et al. July 27, 2 | 2021-07-27 |
Indenter made of polycrystalline diamond, and method and apparatus using the same for evaluating crack initiation load
Grant 11,041,791 - Hamaki , et al. June 22, 2 | 2021-06-22 |
Diamond die
Grant 11,007,558 - Yukawa , et al. May 18, 2 | 2021-05-18 |
Diamond composite body, substrate, diamond, tool including diamond, and method for manufacturing diamond
Grant 11,001,938 - Nishibayashi , et al. May 11, 2 | 2021-05-11 |
Diamond Polycrystal, Tool Including Diamond Polycrystal, and Method of Producing Diamond Polycrystal
App 20210032112 - SUMIYA; Hitoshi ; et al. | 2021-02-04 |
Polycrystalline diamond and manufacturing method thereof, scribe tool, scribing wheel, dresser, rotating tool, orifice for water jet, wiredrawing die, cutting tool, and electron emission source
Grant 10,829,379 - Ikeda , et al. November 10, 2 | 2020-11-10 |
Diamond Polycrystal And Tool Including Same
App 20200340139 - SUMIYA; Hitoshi ; et al. | 2020-10-29 |
Diamond Polycrystal and Tool Including Same
App 20200340140 - SUMIYA; Hitoshi ; et al. | 2020-10-29 |
Synthetic Single Crystal Diamond, Tool And Method Of Producing Synthetic Single Crystal Diamond
App 20200325596 - SUMIYA; Hitoshi ; et al. | 2020-10-15 |
Diamond Polycrystal And Method Of Producing The Same
App 20200290881 - SUMIYA; Hitoshi ; et al. | 2020-09-17 |
Single-crystal diamond material, single-crystal diamond chip, and perforated tool
Grant 10,774,442 - Nishibayashi , et al. Sept | 2020-09-15 |
Synthetic Single Crystal Diamond
App 20200283927 - SUMIYA; Hitoshi ; et al. | 2020-09-10 |
Single-crystal diamond, method for manufacturing single-crystal diamond, and chemical vapor deposition device used in same
Grant 10,737,943 - Nohara , et al. A | 2020-08-11 |
Composite polycrystal and method for manufacturing the same
Grant 10,703,636 - Ishida , et al. | 2020-07-07 |
Single-crystal diamond, method of producing same, tool including single-crystal diamond, and component including single-crystal diamond
Grant 10,697,058 - Tatsumi , et al. | 2020-06-30 |
Method Of Manufacturing Diamond, Diamond, Diamond Composite Substrate, Diamond Joined Substrate, And Tool
App 20200181800 - Nishibayashi; Yoshiki ; et al. | 2020-06-11 |
Method of manufacturing diamond, diamond, diamond composite substrate, diamond joined substrate, and tool
Grant 10,584,428 - Nishibayashi , et al. | 2020-03-10 |
Polycrystalline Diamond and Method for Manufacturing Same, Scribe Tool, Scribe Wheel, Dresser, Rotating Tool, Orifice for Water
App 20200062601 - IKEDA; Kazuhiro ; et al. | 2020-02-27 |
Diamond single crystal, tool, and method for producing diamond single crystal
Grant 10,562,776 - Yamamoto , et al. Feb | 2020-02-18 |
Cubic boron nitride polycrystalline material, cutting tool, wear resistant tool, grinding tool, and method of manufacturing cubic boron nitride polycrystalline material
Grant 10,562,822 - Ishida , et al. Feb | 2020-02-18 |
Cubic boron nitride polycrystal, cutting tool, wear-resistant tool, grinding tool, and method of producing cubic boron nitride polycrystal
Grant 10,519,068 - Ishida , et al. Dec | 2019-12-31 |
Composite sintered body
Grant 10,457,606 - Satoh , et al. Oc | 2019-10-29 |
Composite polycrystal
Grant 10,442,007 - Sumiya , et al. Oc | 2019-10-15 |
Polycrystalline Diamond and Method for Manufacturing Same, Scribe Tool, Scribe Wheel, Dresser, Rotating Tool, Wire Drawing Die,
App 20190300439 - IKEDA; Kazuhiro ; et al. | 2019-10-03 |
Indenter Made Of Polycrystalline Diamond, And Method And Apparatus Using The Same For Evaluating Crack Initiation Load
App 20190293536 - Hamaki; Kensei ; et al. | 2019-09-26 |
Polycrystalline diamond body, cutting tool, wear-resistant tool, grinding tool, and method for producing polycrystalline diamond body
Grant 10,421,129 - Ishida , et al. Sept | 2019-09-24 |
Composite polycrystal
Grant 10,399,149 - Sumiya , et al. Sep | 2019-09-03 |
Method Of Producing Boron Nitride Polycrystal, Boron Nitride Polycrystal, Cutting Tool, Wear-resisting Tool, And Grinding Tool
App 20190248652 - Ishida; Yuh ; et al. | 2019-08-15 |
Single-crystal Diamond Material, Single-crystal Diamond Chip, And Perforated Tool
App 20190218685 - Nishibayashi; Yoshiki ; et al. | 2019-07-18 |
Single crystal diamond, method for manufacturing single crystal diamond, and tool containing single crystal diamond
Grant 10,316,430 - Nishibayashi , et al. | 2019-06-11 |
Single-crystal diamond material, single-crystal diamond chip, and perforated tool
Grant 10,287,708 - Nishibayashi , et al. | 2019-05-14 |
Diamond single crystal and production method thereof, and single crystal diamond tool
Grant 10,280,531 - Ueda , et al. | 2019-05-07 |
Wear-resistant Tool
App 20190060968 - Sumiya; Hitoshi ; et al. | 2019-02-28 |
Single-crystal Diamond, Method For Manufacturing Single-crystal Diamond, And Chemical Vapor Deposition Device Used In Same
App 20190031515 - Nohara; Takuya ; et al. | 2019-01-31 |
Composite polycrystal
Grant 10,118,861 - Sumiya , et al. November 6, 2 | 2018-11-06 |
Method For Producing Polycrystalline Diamond Body, Polycrystalline Diamond Body, Cutting Tool, Wear-resistance Tool And Grinding Tool
App 20180304378 - Ishida; Yuh ; et al. | 2018-10-25 |
Cubic Boron Nitride Polycrystalline Material, Cutting Tool, Wear Resistant Tool, Grinding Tool, And Method Of Manufacturing Cubic Boron Nitride Polycrystalline Material
App 20180265416 - Ishida; Yuh ; et al. | 2018-09-20 |
Polycrystalline Diamond And Manufacturing Method Thereof, Scribe Tool, Scribing Wheel, Dresser, Rotating Tool, Orifice For Water Jet, Wiredrawing Die, Cutting Tool, And Electron Emission Source
App 20180257992 - Ikeda; Kazuhiro ; et al. | 2018-09-13 |
Diamond Die
App 20180207697 - Yukawa; Makoto ; et al. | 2018-07-26 |
Diamond Single Crystal, Tool, And Method For Producing Diamond Single Crystal
App 20180141818 - Yamamoto; Katsuko ; et al. | 2018-05-24 |
Single crystal diamond and diamond tool
Grant 9,963,801 - Nishibayashi , et al. May 8, 2 | 2018-05-08 |
Single crystal diamond and diamond tool
Grant 9,957,640 - Nishibayashi , et al. May 1, 2 | 2018-05-01 |
Composite sintered body
Grant 9,950,960 - Satoh , et al. April 24, 2 | 2018-04-24 |
Polycrystalline Diamond Body, Cutting Tool, Wear-resistant Tool, Grinding Tool, And Method For Producing Polycrystalline Diamond Body
App 20180079010 - Ishida; Yuh ; et al. | 2018-03-22 |
Cubic Boron Nitride Polycrystal, Cutting Tool, Wear-resistant Tool, Grinding Tool, And Method Of Producing Cubic Boron Nitride Polycrystal
App 20180029942 - Ishida; Yuh ; et al. | 2018-02-01 |
Polycrystalline diamond and manufacturing method thereof, scribe tool, scribing wheel, dresser, rotating tool, orifice for water jet, wiredrawing die, cutting tool, and electron emission source
Grant 9,878,956 - Ikeda , et al. January 30, 2 | 2018-01-30 |
Polycrystalline diamond and manufacturing method thereof
Grant 9,878,914 - Ikeda , et al. January 30, 2 | 2018-01-30 |
Composite Polycrystal
App 20180001391 - SUMIYA; Hitoshi ; et al. | 2018-01-04 |
Polycrystalline diamond and manufacturing method thereof
Grant 9,850,135 - Ikeda , et al. December 26, 2 | 2017-12-26 |
Composite Polycrystal And Method For Manufacturing The Same
App 20170349441 - Ishida; Yuh ; et al. | 2017-12-07 |
Composite Polycrystal
App 20170333998 - Sumiya; Hitoshi ; et al. | 2017-11-23 |
Composite Polycrystal
App 20170334787 - Sumiya; Hitoshi ; et al. | 2017-11-23 |
Single-crystal Diamond Material, Single-crystal Diamond Chip, And Perforated Tool
App 20170241042 - Nishibayashi; Yoshiki ; et al. | 2017-08-24 |
Diamond Composite Body, Substrate, Diamond, Tool Including Diamond, And Method For Manufacturing Diamond
App 20170233890 - Nishibayashi; Yoshiki ; et al. | 2017-08-17 |
Method Of Manufacturing Diamond, Diamond, Diamond Composite Substrate, Diamond Joined Substrate, And Tool
App 20170233889 - Nishibayashi; Yoshiki ; et al. | 2017-08-17 |
Single-crystal diamond and manufacturing method thereof
Grant 9,725,826 - Ikeda , et al. August 8, 2 | 2017-08-08 |
Polycrystalline diamond and manufacturing method thereof, scribe tool, scribing wheel, dresser, rotating tool, orifice for water jet, wiredrawing die, cutting tool, and electron emission source
Grant 9,714,197 - Ikeda , et al. July 25, 2 | 2017-07-25 |
Single-crystal Diamond, Method Of Producing Same, Tool Including Single-crystal Diamond, And Component Including Single-crystal Diamond
App 20170158514 - Tatsumi; Natsuo ; et al. | 2017-06-08 |
Polycrystalline diamond body, cutting tool, wear-resistant tool, grinding tool, and method for producing polycrystalline diamond body
Grant 9,663,371 - Ishida , et al. May 30, 2 | 2017-05-30 |
Single Crystal Diamond, Method For Manufacturing Single Crystal Diamond, And Tool Containing Single Crystal Diamond
App 20170130362 - Nishibayashi; Yoshiki ; et al. | 2017-05-11 |
Method of preparing polycrystalline diamond
Grant 9,630,853 - Sato , et al. April 25, 2 | 2017-04-25 |
Composite Sintered Body
App 20170050886 - Satoh; Takeshi ; et al. | 2017-02-23 |
Composite Sintered Body
App 20170008807 - Satoh; Takeshi ; et al. | 2017-01-12 |
Diamond Single Crystal And Production Method Thereof, And Single Crystal Diamond Tool
App 20160340801 - UEDA; Akihiko ; et al. | 2016-11-24 |
Diamond polycrystalline body and method for manufacturing the same, and tool
Grant 9,487,446 - Sato , et al. November 8, 2 | 2016-11-08 |
Diamond polycrystalline body and method for manufacturing the same, and tool
Grant 9,487,447 - Sato , et al. November 8, 2 | 2016-11-08 |
Polycrystalline Diamond And Manufacturing Method Thereof, Scribe Tool, Scribing Wheel, Dresser, Rotating Tool, Orifice For Water Jet, Wiredrawing Die, Cutting Tool, And Electron Emission Source
App 20160272546 - Ikeda; Kazuhiro ; et al. | 2016-09-22 |
Polycrystalline Diamond And Manufacturing Method Thereof, Scribe Tool, Scribing Wheel, Dresser, Rotating Tool, Orifice For Water Jet, Wiredrawing Die, Cutting Tool, And Electron Emission Source
App 20160264422 - Ikeda; Kazuhiro ; et al. | 2016-09-15 |
Diamond single crystal, method for producing the same, and single crystal diamond tool
Grant 9,441,312 - Ueda , et al. September 13, 2 | 2016-09-13 |
Cubic boron nitride complex polycrystal and manufacturing method therefor, and cutting tool, wire-drawing die and grinding tool
Grant 9,416,304 - Ishida , et al. August 16, 2 | 2016-08-16 |
Polycrystalline Diamond And Manufacturing Method Thereof
App 20160229696 - Ikeda; Kazuhiro ; et al. | 2016-08-11 |
Cutting tool and method for producing same
Grant 9,403,215 - Tatsumi , et al. August 2, 2 | 2016-08-02 |
High-hardness polycrystalline diamond and method of preparing the same
Grant 9,227,166 - Sumiya January 5, 2 | 2016-01-05 |
High-hardness conductive diamond polycrystalline body and method of producing the same
Grant 9,192,899 - Sumiya November 24, 2 | 2015-11-24 |
Polycrystalline Diamond Body, Cutting Tool, Wear-resistant Tool, Grinding Tool, And Method For Producing Polycrystalline Diamond Body
App 20150321317 - ISHIDA; Yuh ; et al. | 2015-11-12 |
Diamond Polycrystalline Body And Method For Manufacturing The Same, And Tool
App 20150315087 - SATO; Takeshi ; et al. | 2015-11-05 |
Diamond Polycrystalline Body And Method For Manufacturing The Same, And Tool
App 20150307404 - SATO; Takeshi ; et al. | 2015-10-29 |
Cubic Boron Nitride Polycrystal, Cutting Tool, Wear-resistant Tool, Grinding Tool, And Method Of Producing Cubic Boron Nitride Polycrystal
App 20150298290 - ISHIDA; Yuh ; et al. | 2015-10-22 |
Method Of Preparing Polycrystalline Diamond
App 20150274535 - SATO; Takeshi ; et al. | 2015-10-01 |
Polycrystalline Diamond, Manufacturing Method Thereof And Tool
App 20150274533 - Arimoto; Keiko ; et al. | 2015-10-01 |
Single Crystal Diamond And Diamond Tool
App 20150191850 - Nishibayashi; Yoshiki ; et al. | 2015-07-09 |
Diamond Single Crystal, Method For Producing The Same, And Single Crystal Diamond Tool
App 20150176155 - Ueda; Akihiko ; et al. | 2015-06-25 |
Single Crystal Diamond And Diamond Tool
App 20150176156 - Nishibayashi; Yoshiki ; et al. | 2015-06-25 |
Wire drawing die
Grant 9,061,336 - Sumiya , et al. June 23, 2 | 2015-06-23 |
Cubic Boron Nitride Complex Polycrystal And Manufacturing Method Therefor, And Cutting Tool, Wire-drawing Die And Grinding Tool
App 20150000207 - Ishida; Yuh ; et al. | 2015-01-01 |
Single-crystal Diamond And Manufacturing Method Thereof
App 20140219907 - Ikeda; Kazuhiro ; et al. | 2014-08-07 |
Polycrystalline diamond and method of manufacturing the same
Grant 8,784,767 - Sumiya , et al. July 22, 2 | 2014-07-22 |
Polycrystalline Diamond And Manufacturing Method Thereof, Scribe Tool, Scribing Wheel, Dresser, Rotating Tool, Orifice For Water Jet, Wiredrawing Die, Cutting Tool, And Electron Emission Source
App 20140186629 - Ikeda; Kazuhiro ; et al. | 2014-07-03 |
Polycrystalline Diamond And Manufacturing Method Thereof
App 20140170055 - Ikeda; Kazuhiro ; et al. | 2014-06-19 |
Cutting Tool And Method For Producing Same
App 20140026492 - Tatsumi; Natsuo ; et al. | 2014-01-30 |
Polycrystalline Diamond And Method Of Manufacturing The Same
App 20120258035 - Sumiya; Hitoshi ; et al. | 2012-10-11 |
High-hardness Conductive Diamond Polycrystalline Body And Method Of Producing The Same
App 20120255236 - SUMIYA; Hitoshi | 2012-10-11 |
High-hardness conductive diamond polycrystalline body and method of producing the same
Grant 8,226,922 - Sumiya July 24, 2 | 2012-07-24 |
Polycrystalline Diamond
App 20100146865 - Sato; Takeshi ; et al. | 2010-06-17 |
Cutting Tool
App 20100083583 - Sumiya; Hitoshi ; et al. | 2010-04-08 |
Wire Drawing Die
App 20100043520 - Sumiya; Hitoshi ; et al. | 2010-02-25 |
High-hardness polycrystalline diamond and method of preparing the same
App 20090305039 - Sumiya; Hitoshi | 2009-12-10 |
Diamond tool, synthetic single crystal diamond and method of synthesizing single crystal diamond, and diamond jewelry
Grant 7,404,399 - Sumiya , et al. July 29, 2 | 2008-07-29 |
High-Hardness Conductive Diamond Polycrystalline Body and Method of Producing the Same
App 20080022806 - Sumiya; Hitoshi | 2008-01-31 |
Diamond Tool, Synthetic Single Crystal Diamond And Method Of Synthesizing Single Crystal Diamond, And Diamond Jewlry
App 20070033810 - Sumiya; Hitoshi ; et al. | 2007-02-15 |
Process for producing n-type semiconductor diamond and n-type semiconductor diamond
App 20060177962 - Namba; Akihiko ; et al. | 2006-08-10 |
Thermoelectric material and method for producing same
App 20060053969 - Harada; Takashi ; et al. | 2006-03-16 |
Cutting tool of a cubic boron nitride sintered compact
Grant 6,737,377 - Sumiya , et al. May 18, 2 | 2004-05-18 |
Coated sinter of cubic-system boron nitride
Grant 6,716,544 - Uesaka , et al. April 6, 2 | 2004-04-06 |
Coated sinter of cubic-system boron nitride
App 20030072937 - Uesaka, Shinya ; et al. | 2003-04-17 |
Process for the synthesis of diamond
Grant 6,129,900 - Satoh , et al. October 10, 2 | 2000-10-10 |
Process for the production of synthetic diamond
Grant 6,030,595 - Sumiya , et al. February 29, 2 | 2000-02-29 |
Diamond sintered body and a process for the production of the same, tools and abrasive grains using the same
Grant 5,912,217 - Sumiya , et al. June 15, 1 | 1999-06-15 |
Low defect density diamond single crystal and a process for the production of the same
Grant 5,908,503 - Sumiya , et al. June 1, 1 | 1999-06-01 |
Infrared optical part and measuring instrument
Grant 5,569,921 - Sato , et al. October 29, 1 | 1996-10-29 |
Cubic boron nitride sintered compact and method of preparing the compact
Grant 5,340,780 - Sumiya August 23, 1 | 1994-08-23 |
Boron nitride system including an hBN starting material with a catalyst and a sintered cNB body having a high heat conductivity based on the catalyst
Grant 5,332,629 - Sumiya , et al. July 26, 1 | 1994-07-26 |
Process for production of diamond abrasive grains
Grant 5,194,070 - Sumiya , et al. March 16, 1 | 1993-03-16 |
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