Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6448645 | Semiconductor device | Tomonori Kimura, Fumio Ohara, Masahito Mizukoshi | 2002-09-10 |
| 6384431 | Insulated gate bipolar transistor | Shigeki Takahashi, Takanori Teshima, Naohiko Hirano | 2002-05-07 |