Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6227926 | Construction of electrode for high pressure discharge lamp and process for producing the same | Akiyoshi Fujimori | 2001-05-08 |
| 6215247 | Construction of electrode for high pressure discharge lamp and process for producing the same | Akiyoshi Fujimori | 2001-04-10 |
| 5656939 | Apparatus for measuring hardness of ultraviolet curing transformation agent comprising stain and method for the same | Izumi Serizawa, Yasusuke Takahashi | 1997-08-12 |