Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6940217 | Short arc ultra-high pressure discharge lamp | Yoshitaka Kanzaki, Toyohiko Kumada | 2005-09-06 |
| 6911775 | Short-arc, ultra-high pressure discharge lamp | Yoshitaka Kanzaki, Toyohiko Kumada | 2005-06-28 |
| 6861806 | Super-high pressure discharge lamp of the short arc type | Toyohiko Kumada, Yoshitaka Kanzaki | 2005-03-01 |