Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5999244 | Projection exposure apparatus, method for correcting positional discrepancy of projected image, and method for determining image formation characteristic of projection optical system | Masamitsu Yanagihara, Kei Hara, Seiji Miyazaki, Hideki Koitabashi, Hiroshi Kitano +1 more | 1999-12-07 |
| 4685805 | Small gap measuring apparatus | Kenichi Kodama, Akikazu Tanimoto, Hisao Izawa, Junji Hazama | 1987-08-11 |