Issued Patents All Time
Showing 26–50 of 129 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8723229 | Semiconductor device and method of manufacturing the device | Masahiro Hikita, Kenichiro Tanaka | 2014-05-13 |
| 8716753 | Nitride semiconductor material, semiconductor element, and manufacturing method thereof | Toshiyuki Takizawa | 2014-05-06 |
| 8692292 | Semiconductor device including separated gate electrode and conductive layer | Hidekazu Umeda | 2014-04-08 |
| 8659056 | Heterojunction field-effect transistor with source electrode and insulator formed in semiconductor layer opening | Kenichiro Tanaka | 2014-02-25 |
| 8592866 | Transistor | Manabu Yanagihara, Masahiro Hikita, Yasuhiro Uemoto, Tsuyoshi Tanaka | 2013-11-26 |
| 8569797 | Field effect transistor and method of manufacturing the same | Hidekazu Umeda, Masahiro Hikita | 2013-10-29 |
| 8513694 | Nitride semiconductor device and manufacturing method of the device | Yasuyuki Fukushima | 2013-08-20 |
| 8450146 | Transistor assembly and method for manufacturing the same | Kenichiro Tanaka, Hisayoshi Matsuo, Masahiro Hikita | 2013-05-28 |
| 8441035 | Field effect transistor and method of manufacturing the same | Masahiro Hikita, Hidetoshi Ishida | 2013-05-14 |
| 8390029 | Semiconductor device for reducing and/or preventing current collapse | Hidekazu Umeda, Masahiro Hikita, Tsuyoshi Tanaka, Daisuke Ueda | 2013-03-05 |
| 8344423 | Nitride semiconductor device and method for fabricating the same | Yasuhiro Uemoto, Masahiro Hikita, Tsuyoshi Tanaka, Daisuke Ueda | 2013-01-01 |
| 8283677 | Nitride semiconductor light-emitting device | Toshiyuki Takizawa, Manabu Usuda | 2012-10-09 |
| 8264002 | Field-effect transistor | Masahiro Hikita, Manabu Yanagihara, Yasuhiro Uemoto, Tsuyoshi Tanaka | 2012-09-11 |
| 8164115 | Nitride semiconductor device | Masahiro Hikita, Manabu Yanagihara, Yasuhiro Uemoto, Tsuyoshi Tanaka | 2012-04-24 |
| 8129748 | Nitride semiconductor device and method for fabricating the same | Yasuhiro Uemoto, Masahiro Hikita, Tsuyoshi Tanaka, Daisuke Ueda | 2012-03-06 |
| 8101972 | Nitride semiconductor device and method for fabricating the same | Masahiro Hikita | 2012-01-24 |
| 8089096 | Field effect transistor with main surface including C-axis | Hidetoshi Ishida, Masayuki Kuroda | 2012-01-03 |
| 8086108 | Optical transmission/reception device and optical communication system using the same | Tatsuya Tanigawa, Daisuke Ueda | 2011-12-27 |
| 8076698 | Transistor and method for operating the same | Daisuke Ueda, Tsuyoshi Tanaka, Yasuhiro Uemoto, Manabu Yanagihara, Masahiro Hikita +1 more | 2011-12-13 |
| 8039329 | Field effect transistor having reduced contact resistance and method for fabricating the same | Satoshi Nakazawa | 2011-10-18 |
| 8013320 | Nitride semiconductor device and method for fabricating the same | Hisayoshi Matsuo, Tatsuo Morita, Daisuke Ueda | 2011-09-06 |
| 8003975 | Semiconductor integrated circuit device and method for fabricating the same | Tsuyoshi Tanaka | 2011-08-23 |
| 8004011 | Field effect transistor | Tatsuo Morita | 2011-08-23 |
| 7974322 | Nitride semiconductor laser diode | Daisuke Ueda | 2011-07-05 |
| 7956383 | Field effect transistor | Masayuki Kuroda | 2011-06-07 |