Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7132320 | Method for manufacturing semiconductor device | Atsushi Kurokawa, Toshiaki Kitahara, Yoshinori Imamura | 2006-11-07 |
| 7098506 | Semiconductor device and method for fabricating the same | Nobuo Machida, Kentaro Ooishi | 2006-08-29 |
| 7029938 | Method for forming patterns on a semiconductor device using a lift off technique | Atsushi Kurokawa, Toshiaki Kitahara, Yoshinori Imamura | 2006-04-18 |
| 6989301 | Method for manufacturing semiconductor device | Atsushi Kurokawa, Toshiaki Kitahara, Yoshinori Imamura | 2006-01-24 |
| 6867079 | Method for manufacturing semiconductor device | Atsushi Kurokawa, Toshiaki Kitahara, Yoshinori Imamura | 2005-03-15 |
| 6861703 | Semiconductor device and method for fabricating the same | Nobuo Machida, Kentaro Ooishi | 2005-03-01 |
| 6858896 | Insulated gate type semiconductor device and method for fabricating the same | Nobuo Machida, Kentaro Oishi | 2005-02-22 |
| 6818949 | Semiconductor device and method for fabricating the same | Nobuo Machida, Kentaro Ooishi | 2004-11-16 |
| 6706604 | Method of manufacturing a trench MOS gate device | Nobuo Machida, Kentaro Ooishi | 2004-03-16 |
| 6649458 | Method for manufacturing semiconductor device with hetero junction bipolar transistor | Atsushi Kurokawa, Toshiaki Kitahara, Yoshinori Imamura | 2003-11-18 |
| 6638850 | Method of fabricating a semiconductor device having a trench-gate structure | Nobuo Machida, Kentaro Ooishi | 2003-10-28 |
| 6455378 | Method of manufacturing a trench gate power transistor with a thick bottom insulator | Nobuo Machida, Kentaro Oishi | 2002-09-24 |