Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7078867 | DC—DC converter and device for operation of a high pressure discharge lamp using said converter | Masashi Okamoto, Yoshikazu Suzuki | 2006-07-18 |
| 7078868 | DC—DC converter and device for operation of a high pressure discharge lamp using said converter | Masashi Okamoto, Yoshikazu Suzuki | 2006-07-18 |
| 7012381 | DC—DC converter and device for operation of a high pressure discharge lamp using the converter | Masashi Okamoto, Yoshikazu Suzuki | 2006-03-14 |
| 6946807 | Lamp lighting apparatus for a discharge lamp | Masashi Okamoto, Izumi Takaya | 2005-09-20 |