Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12426301 | Semiconductor device and method of manufacturing semiconductor device | Eiko Otsuki, Hayato OKAMOTO | 2025-09-23 |
| 10811511 | Method of manufacturing semiconductor device | Takao Kachi | 2020-10-20 |
| 10340133 | Method for fabricating semiconductor device | Takao Kachi | 2019-07-02 |
| 9755037 | Semiconductor device and method of manufacturing semiconductor device | Takao Kachi, Masayoshi Tarutani | 2017-09-05 |
| 9704946 | Semiconductor device including a diode and guard ring | Masanori Inoue | 2017-07-11 |
| 9455355 | Semiconductor device | Eiko Otsuki, Koji Sadamatsu | 2016-09-27 |
| 9401314 | Method of testing semiconductor device | Eiko Otsuki, Koji Sadamatsu | 2016-07-26 |
| 9257541 | High-breakdown-voltage power semiconductor device having a diode | Eiko Otsuki, Koji Sadamatsu | 2016-02-09 |
| 9159563 | Semiconductor device manufacturing method and semiconductor manufacturing apparatus | Tomohide Terashima, Eiko Otsuki | 2015-10-13 |
| 8698250 | Semiconductor device | Takao Kachi, Fumihito MASUOKA | 2014-04-15 |