Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879491 | Electric lamp assembly | Yasuo Hirozumi, Susumu Kanematsu, Yasuyoshi Numajiri, Mikio Watanabe | 1989-11-07 |
| 4864183 | Electric lamp assembly having improved mechanical connection between light bulb and molded plastic holder body | — | 1989-09-05 |