Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8879007 | Projector comprising an expanding and contracting member configured to move a holding device when a temperature is changed | Daisuke Hayashi, Kunihisa Nakamura | 2014-11-04 |
| 8537288 | Projector comprising an expanding and contracting member having a temperature coefficient that counters the increase and decrease of a focal distance of a projection lens caused by temperature changes | Daisuke Hayashi, Kunihisa Nakamura | 2013-09-17 |
| 7922332 | Compensation element adjustment mechanism and projector | — | 2011-04-12 |
| 7631973 | Projector | Toshio Matsumiya | 2009-12-15 |
| D558252 | Lamp for projector | Toshio Matsumiya, Osamu Fujimaki | 2007-12-25 |