Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331439 | Process for preventing color migration in colored moldings of polyoxymethylene resins | Minoru Hamada, Hisaya Sakurai, Jyunzo Masamoto, Hiroshi Hazawa | 1982-05-25 |
| 4330734 | Image pickup tube with mesh electrode support | Satoru Miyamoto | 1982-05-18 |