Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5090931 | Method of producing a lamp having a coated layer and the lamp produced thereby | — | 1992-02-25 |
| 4708236 | Linear member feeding apparatus | — | 1987-11-24 |
| 4647277 | Apparatus for manufacturing electric lamps | — | 1987-03-03 |
| 4425100 | Apparatus for manufacturing a bulb | Yukio Asou | 1984-01-10 |