Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872035 | Image forming apparatus | Hiroyuki Miyake, Seiji Sagara, Takaji Yonemori, Masayoshi Takahashi, Koji Suzuki +5 more | 1989-10-03 |
| 4870461 | Developing device and developer carrying member usable therewith | Takao Honda | 1989-09-26 |
| 4843484 | Information recording disc with composite index codes and its playback method | Hitoshi Kanamaru, Takahumi Shiba, Shoichi Katagiri | 1989-06-27 |
| 4833548 | System for reading and storing composite index code from a recording disk | — | 1989-05-23 |
| 4812974 | Data processing apparatus for processing list vector instructions | Hideo Wada, Shuichi Abe | 1989-03-14 |