Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5275624 | Device for inhibiting aftercataract | Tsutomu Hara, Takako Hara, Yoshiharu Yamada, Hidenobu Nagai | 1994-01-04 |
| 5213579 | Intraocular lens having balloon member and tube filled with gel | Yoshiharu Yamada | 1993-05-25 |