Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7253568 | High pressure discharge lamp lighting apparatus | Tsuyoshi Sugihara, Yoshikazu Suzuki | 2007-08-07 |
| 7023144 | Device for operation of a high pressure discharge lamp | Yoshikazu Suzuki, Tomoyoshi Arimoto | 2006-04-04 |