Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5105118 | Ring-shaped glass bulb and lamp assembly using the same | Hidehiro Shinada, Takashi Tanabe | 1992-04-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5105118 | Ring-shaped glass bulb and lamp assembly using the same | Hidehiro Shinada, Takashi Tanabe | 1992-04-14 |