Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6131721 | Lead frame transporting apparatus | Isao Arakawa, Shinichi Matsumura | 2000-10-17 |
| 6031202 | Laser marking apparatus and method for controlling same | Isao Arakawa, Shinichi Matsumura, Tetsuji Miyamoto | 2000-02-29 |