Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4277165 | Photocopying machine equipped with variable magnification arrangement | Kenichi Wada, Yuji Enoguchi, Takao Fujiwara | 1981-07-07 |
| 4230070 | Device for automatically replenishing toner to dry-type developing apparatus for electrophotography | Masaya Ogawa, Hidetoshi Kawabata | 1980-10-28 |