Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4284344 | Electrophotographic density control | Hiroshi Okamoto, Tetsuya Yamada, Fumitoshi Atsumi | 1981-08-18 |
| 4235548 | Electrostatic latent image transfer type copying apparatus | Osamu Miyamoto, Toshio Yamamoto, Takashi Hikosaka, Shigemitsu Shimizu | 1980-11-25 |