Issued Patents 1989
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879579 | Image recording apparatus | Kenji Sakakibara | 1989-11-07 |
| 4870444 | Copying apparatus | Ryohei Komiya, Naoyuki Hatta, Yumio Matsumoto, Fumihiro Sunda | 1989-09-26 |
| 4851881 | Optical printing system | Koji Kobayakawa, Ichiro Sasaki, Ryohei Komiya, Akira Sago, Izumi Takagi +2 more | 1989-07-25 |
| 4829340 | Picture forming apparatus | Masashi Ueda | 1989-05-09 |
| 4827356 | Image recording apparatus capable of quickly discharging a recording paper | Yoichi Horaguchi | 1989-05-02 |
| 4825256 | Image recording device | Hitoshi Nakai, Jun Sakai, Eiji Fujii | 1989-04-25 |
| 4824220 | Device for forming an image with a laser beam | Kuniyasu Makino, Makoto Suzuki | 1989-04-25 |
| 4814808 | Developing apparatus for photo/pressure sensitive sheet | Kazuo Sangyoji, Osamu Takagi, Hitoshi Yoshida, Naoto Iwao, Yoshiyuki Ban | 1989-03-21 |
| 4810614 | Method of recording information on photosensitive and pressure-sensitive sheet utilizing mask original form | Kazuo Sangyoji, Tsugio Okamoto, Naoyuki Hatta, Yuji Asano, Kenji Sakakibara +4 more | 1989-03-07 |
| 4806982 | Imaging device | Kenji Sakakibara, Masashi Ueda | 1989-02-21 |
| 4802050 | Magnetic recording medium | Takeshi Miyabayashi | 1989-01-31 |
| 4797107 | Copyable blackboard | Naoyuki Hatta, Hideo Yoshihara, Takeshi Izaki, Akihiro Sawada, Kazuo Sangyoji | 1989-01-10 |