Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872035 | Image forming apparatus | Hiroyuki Miyake, Seiji Sagara, Takaji Yonemori, Tsuyoshi Watanabe, Masayoshi Takahashi +5 more | 1989-10-03 |
| 4870447 | Copying apparatus | Nobutoshi Yoshida, Nobuyuki Miyake, Atsushi Takagi, Takashi Saito, Tadashi Suzuki +3 more | 1989-09-26 |
| 4862219 | Copying apparatus | Nobutoshi Yoshida, Nobuyuki Miyke, Atsushi Takagi, Takashi Saito, Tadashi Suzuki +3 more | 1989-08-29 |
| 4839698 | Copying apparatus | Tsuneki Inuzuka, Katsuyoshi Maeshima | 1989-06-13 |
| 4816868 | Image forming apparatus | Katsuichi Shimizu, Osamu Sawamura, Shunichi Masuda, Hisashi Sakamaki | 1989-03-28 |
| 4803520 | Electrophotographic apparatus for making superposed images | Hiroshi Ogawa, Yoshikuni Tohyama, Hideki Adachi, Tadashi Suzuki, Naoyuki Ohki | 1989-02-07 |