Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9620600 | Semiconductor device having termination region with laterally heterogeneous insulating films | Ryoichi Ohara | 2017-04-11 |
| 9608058 | Semiconductor device | Ryoichi Ohara, Yoichi Hori | 2017-03-28 |
| 9385243 | Semiconductor device | Yoichi Hori, Tsuyoshi Oota | 2016-07-05 |
| 9379234 | Semiconductor device | Hiroshi Kono | 2016-06-28 |
| 9142687 | Semiconductor diode device | Yoichi Hori, Kohei Morizuka, Ryoichi Ohara | 2015-09-22 |
| 9029915 | Nitride semiconductor device | Wataru Saito, Hidetoshi Fujimoto, Yasunobu Saito, Tomohiro Nitta | 2015-05-12 |
| 8916881 | Semiconductor device and method for manufacturing semiconductor device | Naoko Yanase, Shingo Masuko, Takaaki Yasumoto, Ryoichi Ohara, Yorito Kakiuchi +1 more | 2014-12-23 |
| 8866151 | Semiconductor device | Ryoichi Ohara, Kenya Sano, Toru Sugiyama | 2014-10-21 |
| 8558244 | Semiconductor device and method for manufacturing semiconductor device | Naoko Yanase, Shingo Masuko, Takaaki Yasumoto, Ryoichi Ohara, Yorito Kakiuchi +1 more | 2013-10-15 |
| 8390030 | Nitride semiconductor device | Wataru Saito, Hidetoshi Fujimoto, Yasunobu Saito, Tomohiro Nitta | 2013-03-05 |
| 8227834 | Semiconductor device | Yasunobu Saito, Wataru Saito, Yorito Kakiuchi, Tomohiro Nitta, Akira Yoshioka +2 more | 2012-07-24 |
| 8203172 | Nitride semiconductor device | Wataru Saito, Yasunobu Saito, Hidetoshi Fujimoto, Tetsuya Ohno | 2012-06-19 |
| 8030660 | Semiconductor device | Yasunobu Saito, Wataru Saito, Yorito Kakiuchi, Tomohiro Nitta, Akira Yoshioka +2 more | 2011-10-04 |
| 7935983 | Nitride semiconductor device | Yasunobu Saito, Wataru Saito, Tomohiro Nitta | 2011-05-03 |
| 7728354 | Semiconductor device | Wataru Saito, Akira Yoshioka, Hidetoshi Fujimoto, Yasunobu Saito, Tomohiro Nitta +1 more | 2010-06-01 |
| 7538366 | Nitride semiconductor device | Wataru Saito, Akira Yoshioka, Hidetoshi Fujimoto, Yasunobu Saito, Tomohiro Nitta +1 more | 2009-05-26 |
| 7498618 | Nitride semiconductor device | Wataru Saito, Masaaki Onomura, Akira Tanaka, Koichi Tachibana, Masahiko Kuraguchi +2 more | 2009-03-03 |
| 7090822 | Cathode electroactive material, production method therefor and secondary cell | Akihiko Shirakawa, Joseph Gaze, Yoshiaki Yamauchi, Fumiyoshi Ono | 2006-08-15 |
| 6936870 | Heterojunction type compound semiconductor field effect transistor and its manufacturing method | Kazuya Nishihori, Masanori Ochi, Yoshitomo Sagae, Kenji Hommyo | 2005-08-30 |
| 6919589 | HEMT with a graded InGaAlP layer separating ohmic and Schottky contacts | — | 2005-07-19 |
| 6890456 | Cathode electroactive material, production method therefor and secondary cell | Akihiko Shirakawa, Joseph Gaze, Yoshiaki Yamauchi, Fumiyoshi Ono | 2005-05-10 |
| 6857974 | Repair tool for depression in putting green on golf course | — | 2005-02-22 |
| 6699618 | Cathode electroactive material, production method therefor and secondary cell | Akihiko Shirakawa, Joseph Gaze, Yoshiaki Yamauchi, Fumiyoshi Ono | 2004-03-02 |
| 6673491 | Cathode electroactive material, production method therefor, and nonaqueous secondary cell using the same | Akihiko Shirakawa | 2004-01-06 |
| 6337157 | Cathode electroactive material, production method and nonaqueous secondary battery comprising the same | Akihiko Shirakawa | 2002-01-08 |