Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7990621 | Projection lens and projection display device using the same | — | 2011-08-02 |
| 7967585 | Method for manufacturing trochoid pump and trochoid pump obtained | Kenichi Fujiki, Keiichi Kai, Takatoshi Watanabe | 2011-06-28 |
| 7880973 | Projection lens and projection display device using the same | — | 2011-02-01 |