Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471371 | Display lamp | Akito Ikeda | 2002-10-29 |
| 6033087 | LED illuminating device for providing a uniform light spot | Hitora Shozo | 2000-03-07 |
| D322584 | Signal lamp | Tetsuya Miyatake | 1991-12-24 |
| 4954936 | Aseismatic structure of an indicating lamp | Masaaki Kawabata | 1990-09-04 |