Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144343 | Image recording method and apparatus | Kenji Okuna, Katsumi Muroi, Katsubumi Ouchi, Tsutomu Iimura, Ryoji Kojima | 1992-09-01 |
| 4977415 | Electrostatic recording head, image recording apparatus, developing agent supplying device, display device and method of producing electrostatic recording head | Katsumi Muroi, Kenji Okuna, Hidefumi Ohtsuka, Tsutomu Iimura, Ryoji Kojima +1 more | 1990-12-11 |