Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE47390 | Semiconductor device with a protection diode | — | 2019-05-14 |
| 9577054 | Semiconductor device with varied electrodes | Takuma Hara | 2017-02-21 |
| 9082847 | Trench MISFET | — | 2015-07-14 |
| 8981462 | Semiconductor device | — | 2015-03-17 |
| 8981470 | Semiconductor device and manufacturing method of the same | — | 2015-03-17 |
| 8541834 | Semiconductor device and method for manufacturing same | — | 2013-09-24 |
| 8330184 | Bidirectional voltage-regulator diode | — | 2012-12-11 |
| 8264000 | Semiconductor device with a protection diode | — | 2012-09-11 |
| 8022479 | Semiconductor apparatus | — | 2011-09-20 |
| 7215013 | Semiconductor device and semiconductor apparatus | — | 2007-05-08 |
| 7157749 | Bipolar transistor with a GaAs substrate and a SiGe base or collector | Hidetoshi Fujimoto, Yoshitomo Sagae, Akira Yoshioka | 2007-01-02 |
| 7038250 | Semiconductor device suited for a high frequency amplifier | Toru Sugiyama, Kouhei Morizuka | 2006-05-02 |
| 6756615 | Heterojunction bipolar transistor and its manufacturing method | Akira Yoshioka | 2004-06-29 |
| 5387808 | Heterojunction bipolar transistors with sloped regions | — | 1995-02-07 |
| 5332912 | Heterojunction bipolar transistor | Norio Iizuka, Junko Akagi, Torakiti Kobayashi, Masao Obara | 1994-07-26 |