Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8723418 | Light source device with starting aid | Nobuo Fukuda, Makoto Ohkahara, Yousuke Ishikawa, Sumio Uehara | 2014-05-13 |
| 8476814 | Lamp device | Takashi Ibi, Sumio Uehara, Kyouichi Maseki, Toshitaka Higuchi | 2013-07-02 |
| 8203270 | Light source device | Makoto Ohkahara | 2012-06-19 |
| 8154182 | Light source device | Makoto Okahara, Kouji Komata, Yousuke Ishikawa | 2012-04-10 |