Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362076 | Electrostatic copying apparatus | Yasuji Sumida, Hiroshi Ishida | 1982-12-07 |
| 4357101 | Mechanism for supporting an original document cover lid of an electrostatic copying apparatus | Yasuji Sumida, Hiroshi Ishida | 1982-11-02 |