Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6159775 | Lead frame, method for manufacturing the same, and semiconductor device employing the same | Akagi Kazuto, Yasushi Umeda | 2000-12-12 |
| 5914532 | Lead frame, method for manufacturing the same, and semiconductor device employing the same | Kazuhito Akagi, Yasushi Umeda | 1999-06-22 |
| 5843290 | Electrolytic polishing apparatus | Yoshimaro Tezuka, Katsuhisa Tokunaga, Shigeki Ogawa, Miyuki Tani, Satoshi Kobayashi +2 more | 1998-12-01 |
| 5660708 | Process for manufacturing a lead frame | Yoshimaro Tezuka, Katsuhisa Tokunaga, Shigeki Ogawa, Miyuki Tani, Satoshi Kobayashi +2 more | 1997-08-26 |