loadpatents
name:-0.030784130096436
name:-0.022972106933594
name:-0.0014469623565674
Hiratsuka; Kenji Patent Filings

Hiratsuka; Kenji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hiratsuka; Kenji.The latest application filed is for "silicon carbide epitaxial substrate and method for manufacturing silicon carbide semiconductor device".

Company Profile
1.24.28
  • Hiratsuka; Kenji - Itami-shi JP
  • Hiratsuka; Kenji - Osaka JP
  • Hiratsuka; Kenji - Osaka-shi JP
  • Hiratsuka; Kenji - Yokohama JP
  • Hiratsuka; Kenji - Kamakura JP
  • HIRATSUKA; Kenji - Kamakura-shi JP
  • HIRATSUKA; Kenji - Yokohama-shi JP
  • Hiratsuka; Kenji - Kasugai 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
Silicon Carbide Epitaxial Substrate And Method For Manufacturing Silicon Carbide Semiconductor Device
App 20190013198 - Itoh; Hironori ;   et al.
2019-01-10
Silicon Carbide Epitaxial Substrate
App 20180233562 - NISHIGUCHI; Taro ;   et al.
2018-08-16
Method for manufacturing silicon carbide semiconductor device having trench
Grant 9,793,365 - Saitoh , et al. October 17, 2
2017-10-17
Silicon Carbide Epitaxial Substrate And Method For Manufacturing Silicon Carbide Semiconductor Device
App 20170275779 - Nishiguchi; Taro ;   et al.
2017-09-28
Method For Manufacturing Silicon Carbide Semiconductor Device And Silicon Carbide Semiconductor Device
App 20170170281 - Hiratsuka; Kenji ;   et al.
2017-06-15
Method for manufacturing silicon carbide semiconductor device and silicon carbide semiconductor device
Grant 9,627,487 - Hiratsuka , et al. April 18, 2
2017-04-18
Method For Manufacturing Silicon Carbide Semiconductor Device And Silicon Carbide Semiconductor Device
App 20160064490 - HIRATSUKA; Kenji ;   et al.
2016-03-03
Method For Manufacturing Silicon Carbide Semiconductor Device
App 20160049485 - SAITOH; Yu ;   et al.
2016-02-18
Semiconductor optical integrated device
Grant 8,964,809 - Yoneda , et al. February 24, 2
2015-02-24
Method for manufacturing semiconductor optical device and semiconductor optical device
Grant 8,889,445 - Hiratsuka November 18, 2
2014-11-18
Method for manufacturing silicon carbide semiconductor device
Grant 8,772,113 - Masuda , et al. July 8, 2
2014-07-08
Measuring Device, Measuring Method, And Element Manufacturing Method Including Measuring Method
App 20140070830 - Sakai; Mitsuhiko ;   et al.
2014-03-13
Method For Manufacturing Silicon Carbide Semiconductor Device
App 20140057424 - Masuda; Takeyoshi ;   et al.
2014-02-27
Method for producing semiconductor optical integrated device
Grant 8,637,329 - Yoneda , et al. January 28, 2
2014-01-28
Method for producing integrated optical device
Grant 8,637,338 - Katsuyama , et al. January 28, 2
2014-01-28
Method For Manufacturing Silicon Carbide Semiconductor Device And Silicon Carbide Semiconductor Device
App 20130341648 - Saitoh; Yu ;   et al.
2013-12-26
Method for producing semiconductor optical device
Grant 8,597,966 - Hiratsuka December 3, 2
2013-12-03
Method of making semiconductor optical integrated device by alternately arranging spacers with integrated device arrays
Grant 8,563,342 - Yoneda , et al. October 22, 2
2013-10-22
Method For Producing Integrated Optical Device
App 20130183784 - KATSUYAMA; Tomokazu ;   et al.
2013-07-18
Method For Producing Semiconductor Optical Device
App 20130183780 - HIRATSUKA; Kenji
2013-07-18
Method for producing semiconductor optical device
Grant 8,409,889 - Hiratsuka April 2, 2
2013-04-02
Semiconductor Optical Integrated Device
App 20130058371 - YONEDA; Yoshihiro ;   et al.
2013-03-07
Method For Manufacturing Semiconductor Optical Device And Semiconductor Optical Device
App 20130023077 - HIRATSUKA; Kenji
2013-01-24
Method For Producing Semiconductor Optical Integrated Device
App 20130012002 - YONEDA; Yoshihiro ;   et al.
2013-01-10
Method Of Making Semiconductor Optical Integrated Device
App 20120309121 - YONEDA; Yoshihiro ;   et al.
2012-12-06
Method of fabricating semiconductor laser
Grant 8,216,868 - Hiratsuka July 10, 2
2012-07-10
Semiconductor optical device and method of fabricating the same
Grant 8,039,282 - Yoshimura , et al. October 18, 2
2011-10-18
Semiconductor laser and method of making the same
Grant 7,947,520 - Yagi , et al. May 24, 2
2011-05-24
Semiconductor light-emitting device and a method to produce the same
Grant 7,897,422 - Hiratsuka March 1, 2
2011-03-01
Method For Producing Semiconductor Optical Device
App 20100297789 - Hiratsuka; Kenji
2010-11-25
Method Of Fabricating Semiconductor Laser
App 20100291718 - HIRATSUKA; Kenji
2010-11-18
Light-emitting device with a protection layer to prevent the inter-diffusion of zinc (Zn) atoms
Grant 7,807,489 - Takahashi , et al. October 5, 2
2010-10-05
Method of producing semiconductor optical device
Grant 7,772,023 - Hiratsuka August 10, 2
2010-08-10
Semiconductor Optical Device And Method Of Fabricating The Same
App 20090252190 - YOSHIMURA; Manabu ;   et al.
2009-10-08
Semiconductor laser and method of making the same
App 20090141764 - Yagi; Hideki ;   et al.
2009-06-04
Method of producing semiconductor optical device
App 20090142869 - Hiratsuka; Kenji
2009-06-04
Resin pattern formation method
App 20090032997 - Hiratsuka; Kenji
2009-02-05
Light-emitting device with a protection layer to prevent the inter-diffusion of zinc (Zn) atoms
App 20090010291 - Takahashi; Mitsuo ;   et al.
2009-01-08
Semiconductor light-emitting device and a method to produce the same
App 20080290358 - Hiratsuka; Kenji
2008-11-27
Method for producing semiconductor optical device
Grant 7,456,040 - Yamazaki , et al. November 25, 2
2008-11-25
Light-emitting device and a method for producing the same
App 20080283852 - TSUJI; Yukihiro ;   et al.
2008-11-20
Method for producing semiconductor optical device
App 20070155031 - Yamazaki; Kouichiro ;   et al.
2007-07-05
Method of manufacturing a hetero-junction bipolar transistor with epitaxially grown multi-layer films and annealing at or below 600.degree. C.
Grant 6,818,521 - Hiratsuka November 16, 2
2004-11-16
Method of manufacturing a hetero-junction bipolar transistor
App 20030232478 - Hiratsuka, Kenji
2003-12-18
Light transmissible high density elastic resin composition
Grant 4,186,234 - Sakashita , et al. January 29, 1
1980-01-29

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