Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7588348 | Lamp device, manufacturing method for same and projector having a lamp device | Shohei Fujisawa, Hiroyuki Kobayashi, Toru Terashima, Kazuhiro Tanaka, Takeshi Takezawa +1 more | 2009-09-15 |
| 7061699 | Projection lens, producing method of projection lens and projector having projection lens | Nobuo Watanabe, Shuji Narimatsu, Shunji Umemura, Shohei Fujisawa | 2006-06-13 |