Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365888 | Electrostatic copying apparatus | Yoshitaka Ogino, Nobuyuki Yanagawa | 1982-12-28 |
| 4359670 | Lamp intensity control apparatus comprising preset means | Nobuyuki Yanagawa | 1982-11-16 |