Issued Patents All Time
Showing 76–87 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5279977 | Method of manufacturing a semiconductor device for extracting a signal used to monitor potential of a high voltage island | Takeshi Kida, Kazumasa Satsuma, Gourab Majumdar, Hiroshi Yamaguchi, Masanori Fukunaga +1 more | 1994-01-18 |
| 5270568 | Structure for preventing electric field concentration in semiconductor device | — | 1993-12-14 |
| 5258641 | Semiconductor device for extracting a signal used to monitor potential of a high voltage island at a low voltage island and method of manufacturing the same | Takeshi Kida, Kazumasa Satsuma, Gourab Majumdar, Hiroshi Yamaguchi, Masanori Fukunaga +1 more | 1993-11-02 |
| 5204545 | Structure for preventing field concentration in semiconductor device and method of forming the same | — | 1993-04-20 |
| 5200638 | A semiconductor device for extracting a signal used to monitor potential of a high voltage island at a low voltage island and method of manufacturing the same | Takeshi Kida, Kazumasa Satsuma, Gourab Majumdar, Hiroshi Yamaguchi, Masanori Fukunaga +1 more | 1993-04-06 |
| 5194394 | Thyristor and method of manufacturing the same | — | 1993-03-16 |
| 5164804 | Semiconductor device having high breakdown voltage and low resistance and method of fabricating the same | — | 1992-11-17 |
| 5155569 | Thyristor device with improved turn-off characteristics | — | 1992-10-13 |
| 5100814 | Semiconductor device and method of manufacturing the same | Hiroshi Yamaguchi, Masao Yoshizawa, Kazumasa Satsuma, Takeshi Kida | 1992-03-31 |
| 5091766 | Thyristor with first and second independent control electrodes | — | 1992-02-25 |
| 5065219 | Semiconductor device and fabrication method thereof | — | 1991-11-12 |
| 4984063 | Semiconductor device | — | 1991-01-08 |