Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8350297 | Compound semiconductor device and production method thereof | — | 2013-01-08 |
| 8207574 | Semiconductor device and method for manufacturing the same | — | 2012-06-26 |
| 8164118 | Semiconductor device and its manufacturing method | — | 2012-04-24 |
| 8143650 | Semiconductor device having resistance layer formed on side surface of semiconductor layer | Ken Sato | 2012-03-27 |
| 8125004 | Field-effect semiconductor device | — | 2012-02-28 |
| 7985987 | Field-effect semiconductor device | — | 2011-07-26 |
| 7859021 | Field-effect semiconductor device | — | 2010-12-28 |
| 7838906 | Semiconductor device and method of manufacturing the same | Ken Sato | 2010-11-23 |
| 7518154 | Nitride semiconductor substrate and semiconductor element built thereon | Koji Otsuka, Masataka Yanagihara | 2009-04-14 |
| 7491983 | Nitride-based semiconductor device of reduced current leakage | Koji Otsuka | 2009-02-17 |
| 4530280 | Printing hammer assembly with a hammer dampener comprising two opposed permanent magnets | Takeshi Takemoto, Hiroshi Yasuda | 1985-07-23 |
| 4345953 | Aluminum-based die casting alloys | Masaru Yamamoto | 1982-08-24 |