Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8985764 | Contact lens | Hiroyuki Yamaguchi, Yukihisa Sakai | 2015-03-24 |
| 8038294 | Contact lens and method of manufacturing the same | — | 2011-10-18 |
| 7967654 | Organic electroluminescence element, process for preparation of the same, and electrode film | Yoshio Taniguchi, Masato Sugiyama, Tetsuya Takeuchi, Ryo Minoshima | 2011-06-28 |
| 5686981 | Ophthalmologic device for accurately positioning a contact lens to an eye | Naoki Anan, Tadashi Sawano, Hiroyuki Ohyama | 1997-11-11 |
| 5422687 | Contact lens wherein central correction region has a center 0.2-2.4mm offset from lens geometric center and a diameter of 0.8-3.5mm | Kyoichi Tanaka, Naoki Anan, Yoshikazu Miura, Tadashi Sawano, Kenichi Ishihara +1 more | 1995-06-06 |