Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7276080 | Intraocular lens | Naho Murakami, Tsutomu Sunada | 2007-10-02 |
| 7232896 | Colorant for ocular lenses and material for colored ocular lenses using the colorant | Sadao Miki, Masaki Kuwahara, Tsutomu Sunada | 2007-06-19 |
| 7160488 | Method of manufacturing intraocular lenses and intraocular lenses manufactured by the method | Ken Ichikawa, Tsutomu Sunada | 2007-01-09 |
| 6096846 | Ultraviolet absorbing base material | Haruo Oda, Tsutomu Sunada | 2000-08-01 |