Issued Patents All Time
Showing 76–95 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6864663 | Hybrid vehicle power control apparatus and hybrid construction equipment using the power control apparatus | Masayuki Komiyama, Toshio Sora, Michio Kataoka | 2005-03-08 |
| 6849908 | Semiconductor device and method of manufacturing the same | Izumi Hirano, Akira Nishiyama | 2005-02-01 |
| 6803635 | MIS field effect transistor with metal oxynitride film | Akira Nishiyama | 2004-10-12 |
| 6613658 | MIS field effect transistor and method of manufacturing the same | Akira Nishiyama | 2003-09-02 |
| 6602753 | Semiconductor device having a gate insulating film comprising a metal oxide and method of manufacturing the same | Akira Nishiyama | 2003-08-05 |
| 6194864 | Control device for induction motor | Yoshihiko Kinpara, Miho Okuyama, Hisao Sakurai | 2001-02-27 |
| 6104530 | Transparent laminates and optical filters for displays using same | Tomoyuki Okamura, Fumiharu Yamazaki, Shin Fukuda, Ryu Oi, Masaaki Yoshikai | 2000-08-15 |
| 6088246 | Method of and device for controlling pulse width modulation inverter | Miho Okuyama | 2000-07-11 |
| 5911899 | Corrosion-proof transparent heater panels and preparation process thereof | Masaaki Yoshikai, Koichi Takahashi, Yuichiro Harada, Yoshihiro Sakai, Akemi Nakajima +1 more | 1999-06-15 |
| 5432422 | Method and apparatus for controlling the positioning and reducing vibration in a machine tool system | Tetsuaki Nagano, Yasuhiko Iwai | 1995-07-11 |
| 5428285 | Position controller for controlling an electric motor | Tetsuaki Nagano | 1995-06-27 |
| 5355297 | Three-level three-phase inverter apparatus | Takao Kawabata | 1994-10-11 |
| 5267136 | DC-DC converter having parallel converter circuits | Ikuro Suga | 1993-11-30 |
| 5264773 | Controller for induction motor | Akira Imanaka, Masahiko Iwasaki | 1993-11-23 |
| 5248348 | Amorphous silicon solar cell and method for manufacturing the same | Kenji Miyachi, Yoshinori Ashida, Nobuhiro Fukuda | 1993-09-28 |
| 5247237 | Control device of induction motor | Akira Imanaka | 1993-09-21 |
| 5194398 | Semiconductor film and process for its production | Kenji Miyachi, Nobuhiro Fukuda, Yoshinori Ashida | 1993-03-16 |
| 5189603 | DC to AC electric power converting apparatus | Nobuo Sashida, Kazunori Sanada | 1993-02-23 |
| 5159539 | High frequency DC/AC power converting apparatus | — | 1992-10-27 |
| 4780658 | Control system for induction motor | — | 1988-10-25 |