loadpatents
name:-0.020179033279419
name:-0.035876989364624
name:-0.0091490745544434
NIPPON TUNGSTEN CO., LTD. Patent Filings

NIPPON TUNGSTEN CO., LTD.

Patent Applications and Registrations

Patent applications and USPTO patent grants for NIPPON TUNGSTEN CO., LTD..The latest application filed is for "deep ultraviolet led and method for producing the same".

Company Profile
10.47.25
  • NIPPON TUNGSTEN CO., LTD. - Fukuoka N/A JP
  • NIPPON TUNGSTEN CO., LTD. - Fukuoka-shi, Fukuoka JP
  • NIPPON TUNGSTEN CO., LTD. - Fukuoka-shi JP
  • NIPPON TUNGSTEN CO., LTD - Fukuoka N/A JP
  • NIPPON TUNGSTEN CO., LTD - Fukuoaka JP
  • NIPPON TUNGSTEN CO., LTD. - NISSHIN STEEL CO., LTD.
  • Nippon Tungsten Co. Ltd - JP JP
  • Nippon Tungsten Co., Ltd. - JP JP
  • Nippon Tungsten Co., Ltd. - Fukuoka-ken JP
  • Nippon Tungsten Co., Ltd. - Tukuoka JP
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Member for plasma processing apparatus, plasma processing apparatus with the same and method for using sintered body
Grant 11,434,174 - Ikeda , et al. September 6, 2
2022-09-06
Deep ultraviolet LED and method for producing the same
Grant 11,309,454 - Kashima , et al. April 19, 2
2022-04-19
Deep Ultraviolet Led And Method For Producing The Same
App 20210036186 - KASHIMA; Yukio ;   et al.
2021-02-04
Sliding material, shaft sleeve, and pump provided with shaft sleeve
Grant 10,859,088 - Ito , et al. December 8, 2
2020-12-08
Member For Plasma Processing Apparatus, Plasma Processing Apparatus With The Same And Method For Using Sintered Body
App 20200317583 - IKEDA; Takashi ;   et al.
2020-10-08
Member For Plasma Processing Apparatus, Plasma Processing Apparatus With The Same And Method For Using Sintered Body
App 20200317582 - IKEDA; Takashi ;   et al.
2020-10-08
Anvil roll, rotary cutter, and method for cutting workpiece
Grant 10,493,649 - Yoshihara , et al. De
2019-12-03
Roll For Rotary Cutter And Rotary Cutter
App 20190337183 - TSUJI; Yasunori ;   et al.
2019-11-07
Roll for rotary cutter and rotary cutter
Grant 10,391,663 - Tsuji , et al. A
2019-08-27
Sliding Material, Shaft Sleeve, And Pump Provided With Shaft Sleeve
App 20190113047 - ITO; Nobuaki ;   et al.
2019-04-18
Anvil Roll, Rotary Cutter, And Method For Cutting Workpiece
App 20180311852 - YOSHIHARA; Takahiro ;   et al.
2018-11-01
MgO target for sputtering
Grant 9,773,652 - Sano , et al. September 26, 2
2017-09-26
Roll For Rotary Cutter And Rotary Cutter
App 20170239832 - TSUJI; Yasunori ;   et al.
2017-08-24
Substrates for thin-film magnetic heads, magnetic head sliders, and hard disk drive devices
Grant 9,293,156 - Hara , et al. March 22, 2
2016-03-22
Substrates for thin-film magnetic heads, magnetic head sliders, and hard disk drive devices
Grant 9,293,154 - Hara , et al. March 22, 2
2016-03-22
Substrates for thin-film magnetic heads, magnetic head sliders, and hard disk drive devices
Grant 9,293,155 - Hara , et al. March 22, 2
2016-03-22
Substrates For Thin-film Magnetic Heads, Magnetic Head Sliders, And Hard Disk Drive Devices
App 20150380024 - HARA; Yusuke ;   et al.
2015-12-31
Substrates For Thin-film Magnetic Heads, Magnetic Head Sliders, And Hard Disk Drive Devices
App 20150380023 - HARA; Yusuke ;   et al.
2015-12-31
Substrates For Thin-film Magnetic Heads, Magnetic Head Sliders, And Hard Disk Drive Devices
App 20150380025 - HARA; Yusuke ;   et al.
2015-12-31
Dielectric layer for electrostatic chuck and electrostatic chuck
Grant 9,120,704 - Tsutsumi , et al. September 1, 2
2015-09-01
Composite ceramic body, and component member for semiconductor manufacturing apparatus
Grant 9,079,800 - Tsutsumi , et al. July 14, 2
2015-07-14
Tungsten cathode material
Grant 8,758,652 - Matsuo , et al. June 24, 2
2014-06-24
MgO TARGET FOR SPUTTERING
App 20140144775 - Sano; Satoru ;   et al.
2014-05-29
Dielectric Layer For Electrostatic Chuck And Electrostatic Chuck
App 20140103612 - Tsutsumi; Kouta ;   et al.
2014-04-17
Tungsten Cathode Material
App 20140017114 - Matsuo; Akira ;   et al.
2014-01-16
Composite Ceramic Body, And Component Member For Semiconductor Manufacturing Apparatus
App 20130299749 - TSUTSUMI; Kouta ;   et al.
2013-11-14
Electrode For Electric Discharge Machining
App 20130264314 - Yamaguchi; Hirofumi ;   et al.
2013-10-10
Fine metal carbide particles and methods of manufacturing the same
Grant 8,486,529 - Taniguchi , et al. July 16, 2
2013-07-16
Electrode for spot welding
Grant 8,471,169 - Mukae , et al. June 25, 2
2013-06-25
Polycrystalline magnesium oxide (MgO) sintered body and MgO sputtering target
Grant 8,454,933 - Nagano , et al. June 4, 2
2013-06-04
Tungsten Cathode Material
App 20120091922 - Matsuo; Akira ;   et al.
2012-04-19
Titanium carbide powder and titanium carbide-ceramics composite powder and method for production thereof, and sintered compact from the titanium carbide powder and sintered compact from the titanium carbide/ceramics composite powders and method for production thereof
Grant 8,148,281 - Taniguchi , et al. April 3, 2
2012-04-03
Method Of Shearing Thin Plate
App 20110174125 - Funabiki; Makoto ;   et al.
2011-07-21
Titanium carbide powder and titanium carbide-ceramics composite powder and method for production thereof, and sintered compact from the titanium carbide powder and sintered compact from the titanium carbide/ceramics composite powders and method for production thereof
Grant 7,915,187 - Taniguchi , et al. March 29, 2
2011-03-29
POLYCRYSTALLINE MgO SINTERED BODY, PRODUCTION METHOD THEREFOR, AND MgO SPUTTERING TARGET
App 20100294657 - Nagano; Mitsuyoshi ;   et al.
2010-11-25
Electrode for spot welding
App 20100193478 - Mukae; Shingo ;   et al.
2010-08-05
Substrate Material For Magnetic Head And Method For Manufacturing The Same
App 20100143749 - Mori; Shigeki ;   et al.
2010-06-10
Shaping Tool and Methods of Using the Same
App 20090120155 - Minamoto; Koki ;   et al.
2009-05-14
Shield material
Grant 7,518,137 - Okamura , et al. April 14, 2
2009-04-14
High-density composite material
Grant 7,304,105 - Kai , et al. December 4, 2
2007-12-04
Tungsten based sintered compact and method for production thereof
App 20070172378 - Shibuya; Takuji ;   et al.
2007-07-26
Die cut roll
Grant 6,279,443 - Nakahara , et al. August 28, 2
2001-08-28
Alumina base ceramic sintered body and its manufacturing method
Grant 6,133,182 - Sasaki , et al. October 17, 2
2000-10-17
Substrate and heat sink for a semiconductor and method of manufacturing the same
Grant 5,886,269 - Kai , et al. March 23, 1
1999-03-23
PTC panel heater with small rush current characteristic and highly heat insulating region corresponding to heater location to prevent local overheating
Grant 5,592,647 - Yamauchi , et al. January 7, 1
1997-01-07
Titanium-base hard sintered alloy
Grant 5,545,248 - Tokumoto , et al. August 13, 1
1996-08-13
Substrate material for mounting semiconductor device thereon and manufacturing method thereof
Grant 5,167,697 - Koumura , et al. December 1, 1
1992-12-01
High-density sintered article of silicon carbid
Grant 4,874,725 - Furukawa , et al. * October 17, 1
1989-10-17
Magnetic head sliders, materials therefor, and the process for the production thereof
Grant 4,859,638 - Wada , et al. August 22, 1
1989-08-22
Magnetic head slider and material therefor
Grant 4,814,915 - Wada , et al. March 21, 1
1989-03-21
Recording head slider
Grant 4,796,127 - Wada , et al. January 3, 1
1989-01-03
Alumina base substrate of recording head and process for the production thereof
Grant 4,598,052 - Wada , et al. July 1, 1
1986-07-01
Aluminum oxide substrate material for magnetic head and method for producing the same
Grant 4,582,812 - Furukawa , et al. April 15, 1
1986-04-15
Process for producing zirconia yttria grinding media used for grinding magnetic coating powder
Grant 4,430,279 - Hagio , et al. February 7, 1
1984-02-07
Magnetic head slider material
Grant 4,430,440 - Wada , et al. February 7, 1
1984-02-07
Cutting tool material and method for producing cutting tool material
Grant 4,249,914 - Ogawa , et al. February 10, 1
1981-02-10
Method for producing a sintered body of high density
Grant 4,108,652 - Ogawa , et al. August 22, 1
1978-08-22
Process for manufacturing ceramic cutting tool materials
Grant 4,063,908 - Ogawa , et al. December 20, 1
1977-12-20
Sliding surface working method using wire-explosion coating
Grant 4,044,217 - Otsuki , et al. August 23, 1
1977-08-23

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