Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6348810 | Interface unit for a tester and method of connecting a tester with a semiconductor device to be tested | Yuji Wada, Keiji Muraju | 2002-02-19 |
| 6156462 | Photosensitive resin compositions, cured films thereof, and circuit substrates | Rinzo Tachibana, Hiroshi Yamamoto, Tetsuji Ishikawa, Tetsuo Kurokawa, Kohichi Ishida | 2000-12-05 |
| 6050142 | Yarn tension detecting apparatus | — | 2000-04-18 |
| 5853957 | Photosensitive resin compositions, cured films thereof, and circuit boards | Rinzo Tachibana, Hiroshi Yamamoto, Tetsuji Ishikawa, Tetsuo Kurokawa, Kohichi Ishida | 1998-12-29 |
| 5723261 | Photopolymerizable composition | Shinji Santoo | 1998-03-03 |
| 5468784 | Photopolymerizable resin composition | Hiroshi Yamamoto | 1995-11-21 |
| 5100767 | Photopolymerizable liquid photoimageable solder mask | Shinji Santo | 1992-03-31 |
| 4501689 | Photopolymerizable composition | — | 1985-02-26 |