Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12269913 | Polythiol composition and applications thereof | Takeshi Nishimura, Masayuki Furuya | 2025-04-08 |
| 12135472 | Optical material, polymerizable composition for optical material, cured product, optical material, plastic lens, method of producing optical material, and method of using optical material | Yusuke Matsui, Shinsuke Ito, Hirofumi Oda | 2024-11-05 |
| 12064908 | Injection molding apparatus, injection molding method and production method of molded product using injection molding apparatus, and laminated lens | Masaru Kawaguchi, Shinsuke Ito | 2024-08-20 |
| 11845828 | Polymerizable composition for optical material, optical material, and producing method thereof | Shinsuke Ito, Masayuki Furuya, Takeshi Nishimura, Mamoru Tanaka | 2023-12-19 |
| 11795261 | Polymerizable composition for optical material, polymerizable prepolymer composition for optical material, cured product, and method of producing optical material | Shinsuke Ito, Shotaro NAKANO, Yusuke Matsui | 2023-10-24 |
| 11542357 | Polymerizable composition for optical material, polymerizable prepolymer composition for optical material, cured product, and method of producing optical material | Shinsuke Ito, Shotaro NAKANO, Yusuke Matsui | 2023-01-03 |
| 11499000 | Polymerizable composition for optical material, polymerizable prepolymer composition for optical material, cured product, and method of producing optical material | Shinsuke Ito, Shotaro NAKANO, Yusuke Matsui | 2022-11-15 |
| 11472943 | Polymerizable composition for optical material, optical material, and application thereof | Shinsuke Ito | 2022-10-18 |
| 11358354 | Process for producing plastic lens and apparatus for producing plastic lens | Shinsuke Ito, Masayuki Furuya, Takeshi Nishimura, Mamoru Tanaka | 2022-06-14 |
| 10723832 | Polymerizable composition for optical material and optical material and plastic lens obtainable from same composition | Shinsuke Ito, Takeshi Nishimura, Kouju OKAZAKI, Mamoru Tanaka | 2020-07-28 |
| 10519060 | Process for producing polymerizable composition for optical material and polymerizable composition for optical material | Naoki Shinohara, Koju Okazaki | 2019-12-31 |
| 10131767 | Polymerizable composition for optical material, optical material obtained from polymerizable composition, and manufacturing method of optical material | Shinsuke Ito, Nobuo Kawato, Shigetoshi Kuma, Tatsuya Ogawa, Toshiya Hashimoto +1 more | 2018-11-20 |
| 9778397 | Polymerizable composition, optical material, and manufacturing method of the same | Akinori Ryu | 2017-10-03 |
| 7534909 | (Meth) acrylic ester compound and use thereof | Atsuo Otsuji, Masatoshi Takagi, Chojiro Higuchi, Akinori Nagatomo, Tetsuya Toida +1 more | 2009-05-19 |