Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D813537 | Contact lens case | Shota Nagao, Takashi Goto, Katsuhiro Iwai, Keisuke Yamamoto | 2018-03-27 |
| 6224467 | Method of producing ocular lens and holders for holding lens blank during cutting thereof | Yuki Tanaka, Yasuyoshi Yamamoto, Masahiro Sasaki, Seiichi Ichikawa, Hiroyuki Tajima | 2001-05-01 |