Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE41234 | Light-emitting unit having specific fluorescent material | Yuji Takahashi, Koichi Ota, Akihito Ota, Tadashi Endo | 2010-04-20 |
| 7071959 | Method and apparatus for arranging light-emitting diodes and light-emitting elements | Hideaki Kato, Kanae Matsumura | 2006-07-04 |
| 7001046 | Led lamp | Satoru Tahata | 2006-02-21 |
| 6906459 | Light emitting diode | Yoshinobu Suehiro, Yuji Takahashi, Kouji Uchida, Yuji Sekitomi | 2005-06-14 |
| 6841931 | LED lamp | Yuji Takahashi, Hideaki Kato, Tadaaki Ikeda, Michio Miyawaki | 2005-01-11 |
| 6834977 | Light emitting device | Yoshinobu Suehiro, Yuji Takahashi, Hideaki Kato, Kiyotaka Teshima, Shunsuke Ohtsuka | 2004-12-28 |
| 6781648 | Liquid-crystal display device | Yuji Takahashi, Kanae Matsumura, Hideaki Kato | 2004-08-24 |
| 6717355 | Light-emitting unit | Yuji Takahashi, Koichi Ota, Akihito Ota | 2004-04-06 |
| 6540377 | Full-color light source unit | Koichi Ota, Yuji Takahashi, Yoshinobu Suehiro | 2003-04-01 |
| 4872364 | Steering wheel | Akio Hosoi, Takao Yamaguchi | 1989-10-10 |