Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759317 | Method of manufacturing semiconductor device having passivation film and buffer coating film | Hiroshi Tobimatsu, Seiji Okura, Mahito Sawada | 2004-07-06 |
| 6645859 | Semiconductor device and manufacturing method thereof | Mahito Sawada, Hiroshi Tobimatsu, Kouji Oda, Kouji Shibata, Hiroyuki Kawata | 2003-11-11 |
| 6544904 | Method of manufacturing semiconductor device | Hiroshi Tobimatsu, Kouji Oda, Mahito Sawada, Koji Shibata, Hiroyuki Kawata | 2003-04-08 |