Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7581880 | Radiant-temperature measurement device, light-source temperature control device, image projection apparatus and radiant-temperature measurement method | Hiroyuki Kawano, Tatsuki Okamoto, Kazuo Takashima | 2009-09-01 |