Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860374 | Apparatus for detecting position of reference pattern | Seiro Murakami, Akikazu Tanimoto, Susumu Makinouchi, Hidemi Kawai | 1989-08-22 |
| 4806987 | Projection-exposing apparatus | Takashi Mori, Koichi Matsumoto, Tsutomu Takai, Kyoichi Suwa | 1989-02-21 |