HN

Hajime Nago

KT Kabushiki Kaisha Toshiba: 54 patents #292 of 21,451Top 2%
NT Nuflare Technology: 2 patents #144 of 298Top 50%
TS Toshiba Electronic Devices & Storage: 2 patents #310 of 900Top 35%
Overall (All Time): #43,917 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 1–25 of 56 patents

Patent #TitleCo-InventorsDate
12266698 Nitride semiconductor including multi-portion nitride region Toshiki Hikosaka, Jumpei Tajima, Shinya Nunoue 2025-04-01
12170318 Nitride semiconductor, semiconductor device, and method for manufacturing nitride semiconductor Toshiki Hikosaka, Jumpei Tajima, Shinya Nunoue 2024-12-17
11955520 Nitride semiconductor with multiple nitride regions of different impurity concentrations, wafer, semiconductor device and method for manufacturing the same Toshiki Hikosaka, Jumpei Tajima, Shinya Nunoue 2024-04-09
11757006 Semiconductor device, method for manufacturing semiconductor device, and manufacturing apparatus of semiconductor device Jumpei Tajima, Toshiki Hikosaka 2023-09-12
11469304 Semiconductor device, method for manufacturing semiconductor device, and manufacturing apparatus of semiconductor device Jumpei Tajima, Toshiki Hikosaka 2022-10-11
11072856 Vapor phase growth method Masayuki TSUKUI, Yasushi Iyechika 2021-07-27
10351949 Vapor phase growth method Hideshi TAKAHASHI, Kiyotaka Miyano, Masayuki TSUKUI, Yasushi Iyechika 2019-07-16
9679974 Nitride semiconductor element, nitride semiconductor wafer, and method for forming nitride semiconductor layer Toshiki Hikosaka, Hisashi Yoshida, Naoharu Sugiyama, Shinya Nunoue 2017-06-13
9590141 Semiconductor light emitting device having a p-type semiconductor layer with a p-type impurity Koichi Tachibana, Toshiki Hikosaka, Shigeya Kimura, Shinya Nunoue 2017-03-07
9391145 Nitride semiconductor element and nitride semiconductor wafer Toshiki Hikosaka, Hisashi Yoshida, Shinya Nunoue 2016-07-12
9331234 Semiconductor light emitting device and method for manufacturing semiconductor light emitting device Yoshiyuki Harada, Shigeya Kimura, Hisashi Yoshida, Shinya Nunoue 2016-05-03
9263632 Semiconductor light emitting device Shigeya Kimura, Yoshiyuki Harada, Koichi Tachibana, Shinya Nunoue 2016-02-16
9263631 Semiconductor light emitting device and method for manufacturing same Toshiki Hikosaka, Koichi Tachibana, Shinya Nunoue 2016-02-16
9246055 Crystal growth method and semiconductor light emitting device Koichi Tachibana, Toshiki Hikosaka, Shinya Nunoue 2016-01-26
9196786 Semiconductor light emitting element and method for manufacturing the same Shigeya Kimura, Yoshiyuki Harada, Shinya Nunoue 2015-11-24
9142717 Semiconductor light emitting device and wafer Koichi Tachibana, Shigeya Kimura, Shinya Nunoue 2015-09-22
9130069 Method for manufacturing nitride semiconductor layer and method for manufacturing semiconductor light emitting device Yoshiyuki Harada, Hisashi Yoshida, Shigeya Kimura, Shinya Nunoue 2015-09-08
9112111 Semiconductor light emitting device and method for manufacturing semiconductor light emitting device Yoshiyuki Harada, Shigeya Kimura, Hisashi Yoshida, Shinya Nunoue 2015-08-18
9093609 Semiconductor light emitting device having a p-type semiconductor layer with a p-type impurity Koichi Tachibana, Toshiki Hikosaka, Shigeya Kimura, Shinya Nunoue 2015-07-28
9065004 Semiconductor light emitting element Naoharu Sugiyama, Shigeya Kimura, Hisashi Yoshida, Toshiki Hikosaka, Jumpei Tajima +1 more 2015-06-23
9048362 Semiconductor light emitting device Shigeya Kimura, Yoshiyuki Harada, Koichi Tachibana, Shinya Nunoue 2015-06-02
9035336 Semiconductor device Koichi Tachibana, Chie Hongo, Shinya Nunoue 2015-05-19
9024293 Semiconductor light emitting device Koichi Tachibana, Toshiki Hikosaka, Shigeya Kimura, Shinya Nunoue 2015-05-05
9006709 Semiconductor light emitting element and method for manufacturing the same Shigeya Kimura, Shinya Nunoue 2015-04-14
9006013 Method for manufacturing semiconductor light emitting device and semiconductor light emitting device wafer Toru Gotoda, Toshiyuki Oka, Shinya Nunoue, Kotaro Zaima, Hiroshi Ono 2015-04-14