Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4617469 | Exposure apparatus with detecting means insertable into an exposure path | Kazuo Takahashi, Hiroshi Sato | 1986-10-14 |
| 4530587 | Step type mask aligner | Tadashi Konuki, Kazuo Iizuka | 1985-07-23 |
| 4521082 | Exposure apparatus | Akiyoshi Suzuki, Hirosi Sato, Takashi Omata | 1985-06-04 |
| 4506977 | Transfer apparatus provided with an auto-focusing mechanism | Hiroshi Sato, Shuichi Yabu | 1985-03-26 |
| 4488806 | Shot arranging method in a divisional printing apparatus | Kazuo Takahashi, Hiroshi Sato | 1984-12-18 |
| 4479711 | Mask aligner | Hiroshi Sato, Kazuo Takahashi, Ichiro Ishiyama, Shuichi Yabu | 1984-10-30 |
| 4441853 | Disc orienting device | — | 1984-04-10 |
| 4271577 | Alignment device | — | 1981-06-09 |