Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861148 | Projection optical system for use in precise copy | Takeo Sato, Nobuhiro Araki, Noboru Nomura, Atushi Ueno, Shotaro Yoshida | 1989-08-29 |
| 4847688 | Moving body recognition circuit using luminance signal and moving body tracking apparatus using the moving body recognition circuit | Shigeru Nishimura, Toshihisa Kuroda | 1989-07-11 |