Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8362639 | Light emitting diode drive device, illumination device, in-vehicle cabin illumination device, and vehicle illumination device | — | 2013-01-29 |
| 8274237 | LED driver circuit with over-current protection during a short circuit condition | Takashi Kambara | 2012-09-25 |
| 6294879 | Ballast for a discharge lamp | Noriyuki Satou, Yoshitaka Taga, Hisao Kataoka, Masatoshi Ueno | 2001-09-25 |
| 5823806 | Lamp socket | Masaaki Ichikawa, Hideki Hamada, Nobuo Kato, Tomoyuki Ono, Yasuhiro Kimura | 1998-10-20 |
| 5671128 | Power supply apparatus | Toshiaki Nakamura, Hiroichi Shinbori | 1997-09-23 |
| 5384518 | Power source device | Shojiro KIDO, Toshiaki Nakamura, Takashi Kambara, Yoshitaka Taga | 1995-01-24 |
| 5063490 | Regulated chopper and inverter with shared switches | Minoru Maehara | 1991-11-05 |
| 4912374 | Discharge lamp driving circuit | Akira Satomi | 1990-03-27 |
| 4734624 | Discharge lamp driving circuit | Kiyoaki Uchihashi | 1988-03-29 |