Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805001 | Magnification converting mechanism for a variable magnification copying apparatus | Tatsushi Hayashi, Shoichiro Yoshiura | 1989-02-14 |
| 4796049 | Heat roller for electrophotographic copying machine | Hideaki Taniguchi, Koichi Moriyama, Osamu Kawasaki | 1989-01-03 |
| 4796053 | Magnification converting mechanism for a variable magnification copying apparatus | Hiroshi Nakamura, Tatsushi Hayashi, Kenji Okada, Kouichi Matsumoto, Shoichiro Yoshiura | 1989-01-03 |