Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D266110 | Electric discharge lamp | Mitunari Yoshida | 1982-09-07 |
| D266026 | Fluorescent lamp | Youichiro Akanuma | 1982-08-31 |
| 4334725 | Method for making a fluorescent lamp | Toru Teshima, Norimasa Oinuma, Mitunari Yoshida | 1982-06-15 |
| 4320324 | Flat fluorescent lamp | Mitunari Yoshida | 1982-03-16 |