Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9197072 | Charging device including a housing recess | Yukihiko Umeda, Tetsu Mizushiro | 2015-11-24 |
| 8128268 | Light-emitting device, and lens used in the same | Yukihiko Umeda | 2012-03-06 |
| 7293889 | LED lamp apparatus | Takayuki Kamiya, Hideki Kokubu, Hiroshi Ito | 2007-11-13 |
| 6945678 | Illumination device | Hiroshi Sugihara, Hiroshi Ito, Takayuki Kamiya, Yoshio Sano, Mitsuhiro Nawashiro | 2005-09-20 |
| 6888723 | LED lamp apparatus | Takayuki Kamiya, Mitsuhiro Nawashiro, Hiroshi Ito, Akihiro Misawa | 2005-05-03 |
| 6851841 | Illumination device | Hiroshi Sugihara, Hiroshi Ito, Takayuki Kamiya, Yoshio Sano, Mitsuhiro Nawashiro | 2005-02-08 |
| 6824290 | Illumination device | Hiroshi Ito | 2004-11-30 |
| 6550946 | Inside handle illuminator | Akihiro Misawa, Hiroshi Ito, Hisatoshi Ota, Akihiro Honma | 2003-04-22 |
| 6442005 | Light diffusion preventing structure | Tadaoki Ichikawa, Hiroshi Ito | 2002-08-27 |
| 5815072 | Vehicle display device | Osamu Yamanaka, Makoto Tamaki, Takemasa Yasukawa, Hiroshi Sugihara, Yoshio Sano +1 more | 1998-09-29 |
| 5806377 | Steering column cover | Makoto Kanai | 1998-09-15 |
| 4871991 | Horn for an automotive vehicle | Makoto Kanai | 1989-10-03 |
| 4640340 | Heated or cooled steering wheel | Moriyuki Komatsu, Hiroshi Mitsunaga | 1987-02-03 |
| 4631976 | Steering wheel | Hiroshi Mitsunaga | 1986-12-30 |
| 4594486 | Steering wheel provided with horn switch | — | 1986-06-10 |