KT

Koichi Tachibana

KT Kabushiki Kaisha Toshiba: 60 patents #241 of 21,451Top 2%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #38,174 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 1–25 of 61 patents

Patent #TitleCo-InventorsDate
9590141 Semiconductor light emitting device having a p-type semiconductor layer with a p-type impurity Hajime Nago, Toshiki Hikosaka, Shigeya Kimura, Shinya Nunoue 2017-03-07
9263631 Semiconductor light emitting device and method for manufacturing same Toshiki Hikosaka, Hajime Nago, Shinya Nunoue 2016-02-16
9263632 Semiconductor light emitting device Shigeya Kimura, Yoshiyuki Harada, Hajime Nago, Shinya Nunoue 2016-02-16
9246055 Crystal growth method and semiconductor light emitting device Hajime Nago, Toshiki Hikosaka, Shinya Nunoue 2016-01-26
9142717 Semiconductor light emitting device and wafer Shigeya Kimura, Hajime Nago, Shinya Nunoue 2015-09-22
9093609 Semiconductor light emitting device having a p-type semiconductor layer with a p-type impurity Hajime Nago, Toshiki Hikosaka, Shigeya Kimura, Shinya Nunoue 2015-07-28
9065003 Semiconductor light emitting device and semiconductor wafer Hisashi Yoshida, Tomonari Shioda, Toshiki Hikosaka, Jongil Hwang, Hung Hung +2 more 2015-06-23
9048362 Semiconductor light emitting device Shigeya Kimura, Yoshiyuki Harada, Hajime Nago, Shinya Nunoue 2015-06-02
9035336 Semiconductor device Chie Hongo, Hajime Nago, Shinya Nunoue 2015-05-19
9024293 Semiconductor light emitting device Toshiki Hikosaka, Shigeya Kimura, Hajime Nago, Shinya Nunoue 2015-05-05
9018654 Semiconductor light emitting device and light emitting apparatus Taisuke Sato, Shigeya Kimura, Kotaro Zaima, Shinya Nunoue 2015-04-28
8987026 Semiconductor light emitting device Naoharu Sugiyama, Tomonari Shioda, Shigeya Kimura, Shinya Nunoue 2015-03-24
8963176 Semiconductor light-emitting device and method for manufacturing same Shigeya Kimura, Hajime Nago, Toshiyuki Oka, Toshiki Hikosaka, Shinya Nunoue 2015-02-24
8952353 Semiconductor light emitting device Hajime Nago, Toshiki Hikosaka, Shigeya Kimura, Shinya Nunoue 2015-02-10
8901595 Semiconductor light emitting device Hajime Nago, Toshiki Hikosaka, Shigeya Kimura, Shinya Nunoue 2014-12-02
8895956 Semiconductor light emitting device Shigeya Kimura, Hajime Nago, Shinya Nunoue 2014-11-25
8890195 Semiconductor light emitting device and method for manufacturing the same Taisuke Sato, Toshiyuki Oka, Shinya Nunoue 2014-11-18
8878213 Semiconductor light emitting device Naoharu Sugiyama, Tomonari Shioda, Shigeya Kimura, Shinya Nunoue 2014-11-04
8835950 Semiconductor device Chie Hongo, Hajime Nago, Shinya Nunoue 2014-09-16
8835901 Semiconductor light emitting device Hajime Nago, Toshiki Hikosaka, Shigeya Kimura, Shinya Nunoue 2014-09-16
8835904 Semiconductor light emitting device and method for manufacturing same Toshiki Hikosaka, Hajime Nago, Shinya Nunoue 2014-09-16
8815717 Vapor deposition method and vapor deposition apparatus Yoshiyuki Harada, Toshiki Hikosaka, Hajime Nago, Shinya Nunoue 2014-08-26
8766311 Semiconductor light emitting device and light emitting apparatus Taisuke Sato, Shigeya Kimura, Kotaro Zaima, Shinya Nunoue 2014-07-01
8741686 Semiconductor device Chie Hongo, Hajime Nago, Shinya Nunoue 2014-06-03
8729578 Semiconductor light emitting device and method for manufacturing the same Shigeya Kimura, Hajime Nago, Shinya Nunoue 2014-05-20