Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11578158 | Material for intraocular lens | Yuya Suganuma, Hiroko Nomura, Keishi Tsukamoto | 2023-02-14 |
| 11050068 | Ion exchanger | Naoki Yamaguchi, Kosuke Kusaba | 2021-06-29 |
| 10716875 | Intraocular lens | Yuya Suganuma, Hiroko Nomura, Keishi Tsukamoto | 2020-07-21 |
| 10702606 | Peptide composition | Yuya Suganuma, Hidenori Yokoi | 2020-07-07 |
| 10581092 | Fuel cell cooling system ion exchanger having introduction device for partitioning coolant in communicating pipe | Naoki Yamaguchi, Yoshiki Nakamura, Takeshi Hattori | 2020-03-03 |
| 10117965 | Intraocular lens material | Yuya Suganuma, Hiroko Nomura | 2018-11-06 |
| 6355190 | Method of molding ophthalmic lens product, and mold assembly used in the method | Kazuharu Niwa, Keiji Yamashita, Akihiro Yasuda | 2002-03-12 |
| 6326448 | Soft intraocular lens material | Kazuharu Niwa, Tohru Kawaguchi | 2001-12-04 |
| 6320008 | Polymeric colorant and colored material for ocular lens using the colorant | Akira Tsuzuki, Kazuharu Niwa | 2001-11-20 |
| 6277940 | Material for a soft intraocular lens | Kazuharu Niwa, Toru Kawaguchi | 2001-08-21 |
| 6258299 | Device for molding ophthalmic lens material and method of molding therewith | Keiji Yamashita, Tohru Kawaguchi | 2001-07-10 |
| 6242551 | Polymeric colorant and colored material for ocular lens using the colorant | Akira Tsuzuki, Kazuharu Niwa | 2001-06-05 |
| 6159242 | Intraocular lens having support member fixed in hole formed in insert embedded in lens body, and method of producing the same | Keiji Yamasita, Tohru Kawaguchi | 2000-12-12 |
| 6140438 | Soft intraocular lens material | Kazuharu Niwa, Tohru Kawaguchi | 2000-10-31 |