Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5825085 | Power semiconductor device, armoring case thereof and method for manufacturing the same | Hisatoshi Arita | 1998-10-20 |
| 5792676 | Method of fabricating power semiconductor device and lead frame | Shinobu Takahama | 1998-08-11 |
| 5646445 | Semiconductor device having electrodes embedded in an insulating case | Shinobu Takahama | 1997-07-08 |
| 4814901 | Video cassette recorder for rental use which is rendered unusable after a predetermined period of time | Masami Onishi, Kazumi Murakami, Kiyoshi Yoshida | 1989-03-21 |