Issued Patents All Time
Showing 25 most recent of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12369346 | Nitride semiconductor device and fabrication method therefor | Kenji Yamamoto, Tetsuya Fujiwara, Minoru Akutsu, Ken Nakahara | 2025-07-22 |
| 12328108 | Piezoelectric element, method of manufacturing the same, surface acoustic wave element, and piezoelectric thin film resonance element | Noriyuki Shimoji, Tomohiro Date | 2025-06-10 |
| 12199173 | Nitride semiconductor device | Hirotaka OTAKE, Shinya TAKADO, Taketoshi TANAKA | 2025-01-14 |
| 11777024 | Nitride semiconductor device and fabrication method therefor | Kenji Yamamoto, Tetsuya Fujiwara, Minoru Akutsu, Ken Nakahara | 2023-10-03 |
| 11393905 | Nitride semiconductor device | Taketoshi TANAKA, Ken Nakahara | 2022-07-19 |
| 11365090 | Elevator device | Masunori Shibata, Kunimitsu Kishimoto, Takuo Kugiya, Masayuki Kakio | 2022-06-21 |
| 11081617 | Solar battery device and method for manufacturing solar battery device | Kenji FUKUCHI | 2021-08-03 |
| 11031900 | Motor drive apparatus, refrigeration cycle apparatus and air conditioner | Shigeo Umehara, Katsuhiko Saito, Katsuyuki Amano, Masahiro Fukuda | 2021-06-08 |
| 10991818 | Nitride semiconductor device and fabrication method therefor | Kenji Yamamoto, Tetsuya Fujiwara, Minoru Akutsu, Ken Nakahara | 2021-04-27 |
| 10749414 | Motor driving device and air conditioner | Takuya Shimomugi, Masahiro Fukuda | 2020-08-18 |
| 10727312 | Nitride semiconductor device and method for manufacturing the same | Shinya TAKADO, Minoru Akutsu, Taketoshi TANAKA | 2020-07-28 |
| 10686064 | Nitride semiconductor device and fabrication method therefor | Kenji Yamamoto, Tetsuya Fujiwara, Minoru Akutsu, Ken Nakahara | 2020-06-16 |
| 10658967 | Motor drive apparatus and air conditioner | Yosuke Shinomoto, Takuya Shimomugi, Keisuke Uemura, Takashi Yamakawa | 2020-05-19 |
| 10530288 | Motor drive apparatus and air conditioner | Takuya Shimomugi, Yosuke Shinomoto, Katsuhiko Saito | 2020-01-07 |
| 10432131 | Motor drive apparatus and air conditioner | Katsuhiko Saito, Shigeo Umehara, Katsuyuki Amano, Masahiro Fukuda | 2019-10-01 |
| 10340360 | Nitride semiconductor device and method for manufacturing the same | Shinya TAKADO, Minoru Akutsu, Taketoshi TANAKA | 2019-07-02 |
| 10283632 | Nitride semiconductor device and manufacturing method thereof | Taketoshi TANAKA | 2019-05-07 |
| 10256335 | Nitride semiconductor device and fabrication method therefor | Kenji Yamamoto, Tetsuya Fujiwara, Minoru Akutsu, Ken Nakahara | 2019-04-09 |
| 10062565 | Nitride semiconductor element and nitride semiconductor package | Shinya TAKADO, Atsushi Yamaguchi | 2018-08-28 |
| 10038070 | Nitride semiconductor device | Taketoshi TANAKA, Minoru Akutsu | 2018-07-31 |
| 9951966 | Air conditioner | Kazushige Sawada, Katsuyuki Amano | 2018-04-24 |
| 9905419 | Nitride semiconductor element and nitride semiconductor package | Shinya TAKADO, Atsushi Yamaguchi | 2018-02-27 |
| 9905669 | Nitride semiconductor device and method for manufacturing the same | Shinya TAKADO, Minoru Akutsu, Taketoshi TANAKA | 2018-02-27 |
| 9871108 | Nitride semiconductor device | Taketoshi TANAKA | 2018-01-16 |
| 9837521 | Nitride semiconductor device and fabrication method therefor | Kenji Yamamoto, Tetsuya Fujiwara, Minoru Akutsu, Ken Nakahara | 2017-12-05 |