Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464360 | Projection type display apparatus | Tetsuo Hattori, Mikio Okamoto, Yoshiro Oikawa | 2002-10-15 |
| 6456447 | Color separating prism, and projection display apparatus and camera provided with such prism | — | 2002-09-24 |
| 6377754 | Driving force transmission switching apparatus | Yukihiko Sugita, Naohiro Tsuchida | 2002-04-23 |
| 6334504 | Molded foam resin, process for forming the same and speaker diaphragm consisting of the same | Yoshitaka Kobayashi, Jiro Nakazono | 2002-01-01 |