Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7471077 | Conveyor device, electronic device handling apparatus and conveying method in electronic device handling apparatus | Kenichi Shimada | 2008-12-30 |
| 6257319 | IC testing apparatus | Noboru Masuda, Haruki Nakajima, Noriyuki Igarashi, Yuichi Nansai | 2001-07-10 |
| 5788084 | Automatic testing system and method for semiconductor devices | Takeshi Onishi, Katsumi Kojima, Bannai Kuniaki, Tanaka Koichi, Yamada Naruhito | 1998-08-04 |
| 5288676 | Cemented carbide | Fumio Shimada | 1994-02-22 |
| 5068149 | Wire member of cemented carbide | Fumio Shimada | 1991-11-26 |