Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870483 | Color image sensor including a plurality of photocells and a plurality of colored filters provided on the plurality of photocells | Naoto Kawamura | 1989-09-26 |
| 4864326 | Dual beam recorder | Naoto Kawamura, Takashi Kitamura, Shinichi Ohta | 1989-09-05 |