Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5105118 | Ring-shaped glass bulb and lamp assembly using the same | Nobuyoshi Hatae, Takashi Tanabe | 1992-04-14 |
| 4366409 | Halogen incandescent lamp | Yasuhiro Nieda, Kiyokazu Honda | 1982-12-28 |
| 4315186 | Reflective lamp | Tomiyoshi Hirano, Michiyuki Sawada | 1982-02-09 |