Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339783 | Alternating current corona discharge apparatus | Yoshihisa Miwa, Shoshichi Kato, Hiroyuki Kawataki | 1982-07-13 |
| 4314755 | Bias voltage controlled developing system in an electrophotographic copying machine | — | 1982-02-09 |