Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6493511 | FPC (flexible printed circuit) board arrangement structure for zoom lens barrels | — | 2002-12-10 |
| 6493512 | Step zoom lens camera | — | 2002-12-10 |
| 6472460 | Polymer composite material and process for preparing the same | Hirotaka Okamoto, Makoto Kato, Naoki Hasegawa, Arimitsu Usuki | 2002-10-29 |