Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10712149 | Fiber optic cable for measuring pressure, temperature, and strain distributions | Kinzo Kishida, Yoshiaki Yamauchi | 2020-07-14 |
| 8969920 | Vertical GaN-based semiconductor device | Makoto Kiyama, Yu Saitoh, Masaya Okada, Masaki Ueno, Seiji Yaegashi +1 more | 2015-03-03 |
| 8941174 | Semiconductor device and method for producing the same | Masaya Okada, Makoto Kiyama, Yu Saitoh, Seiji Yaegashi, Kazutaka Inoue | 2015-01-27 |
| 8896058 | Semiconductor device and method for producing same | Masaya Okada, Makoto Kiyama, Yu Saitoh, Seiji Yaegashi, Kazutaka Inoue | 2014-11-25 |
| 8890239 | Semiconductor device and method for producing the same | Seiji Yaegashi, Makoto Kiyama, Kazutaka Inoue, Masaya Okada, Yu Saitoh | 2014-11-18 |
| 8816398 | Semiconductor device and method for producing the same | Makoto Kiyama, Yu Saitoh, Masaya Okada, Seiji Yaegashi, Kazutaka Inoue | 2014-08-26 |
| 8378388 | Semiconductor device having a GaN-based semiconductor layer doped with Fe | — | 2013-02-19 |
| 8173464 | Method for fabricating semiconductor device | — | 2012-05-08 |
| 6768147 | Semiconductor device and method of fabricating the same | Masaki Nagahara | 2004-07-27 |
| 6437414 | Optical semiconductor device and method for fabricating the same | Hironori Nishino, Yusuke Matsukura, Hitoshi Tanaka | 2002-08-20 |
| 6242327 | Compound semiconductor device having a reduced source resistance | Hitoshi Tanaka, Jun Wada | 2001-06-05 |