Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12029823 | Ocular device case and refill container used for the ocular device case | Osamu Mori, Issaku ITO, Tomohiro Inagaki | 2024-07-09 |
| 9713528 | Intraocular lens insertion device | Yasuhiko Suzuki, Masayoshi Tanaka | 2017-07-25 |
| 9427314 | Intraocular lens insertion tool | Yasuhiko Suzuki, Masayoshi Tanaka | 2016-08-30 |
| 9072601 | Intraocular lens insertion device | Masayoshi Tanaka, Yasuhiko Suzuki | 2015-07-07 |
| 8870371 | Colored contact lens | Ichiro Ando, Yuji Goto, Ryo Matsushita | 2014-10-28 |
| 8740977 | Intraocular lens insertion tool | Masayoshi Tanaka, Yasuhiko Suzuki | 2014-06-03 |
| 8662663 | Hybrid soft contact lens, and production method and hydration treatment method thereof | Ryo Matsushita, Koji Otani, Kazuhiko Nakada | 2014-03-04 |
| 8523878 | Method of producing medical instrument | Kohsuke Satake, Ryo Matsushita, Yasuhiko Suzuki, Hiroko Nomura, Kazuhiko Nakada | 2013-09-03 |
| 8267996 | Intraocular lens | Yutaka Kumazawa, Atsushi Kobayashi | 2012-09-18 |
| 7883540 | Intraocular lens | Atsushi Kobayashi, Kosuke Satake | 2011-02-08 |
| 7662937 | Polymerizable dye and ophthalmic lens containing the same | Kohsuke Satake | 2010-02-16 |
| 7588334 | Contact lens | Ryo Matsushita, Akihisa Sugiyama | 2009-09-15 |
| 6355190 | Method of molding ophthalmic lens product, and mold assembly used in the method | Tatsuya Ojio, Keiji Yamashita, Akihiro Yasuda | 2002-03-12 |
| 6326448 | Soft intraocular lens material | Tatsuya Ojio, Tohru Kawaguchi | 2001-12-04 |
| 6320008 | Polymeric colorant and colored material for ocular lens using the colorant | Akira Tsuzuki, Tatsuya Ojio | 2001-11-20 |
| 6277940 | Material for a soft intraocular lens | Tatsuya Ojio, Toru Kawaguchi | 2001-08-21 |
| 6242551 | Polymeric colorant and colored material for ocular lens using the colorant | Akira Tsuzuki, Tatsuya Ojio | 2001-06-05 |
| 6140438 | Soft intraocular lens material | Tatsuya Ojio, Tohru Kawaguchi | 2000-10-31 |
| 6015511 | Method for producing an intraocular lens | Akihiro Yasuda | 2000-01-18 |
| 5580498 | Method of producing contact lens with identifying mark permeating into lens | Akihisa Sugiyama, Shigeo Mochizuki | 1996-12-03 |
| 5516467 | Process for producing a tinted contact lens | Yoshitaka Taniyama, Noriko Iwata, Yasuhiro Yokoyama | 1996-05-14 |
| 5147902 | Ultraviolet light absorbing ocular lens | Makoto Ichikawa, Kazuhiko Nakada | 1992-09-15 |