Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648653 | Optical filter having alternately laminated thin layers provided on a light receiving surface of an image sensor | Junichi Sakamoto, Seitoku Tsukamoto, Mitsuharu Sawamura | 1997-07-15 |