Issued Patents All Time
Showing 1–25 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11845828 | Polymerizable composition for optical material, optical material, and producing method thereof | Shinsuke Ito, Masayuki Furuya, Kouji Suesugi, Takeshi Nishimura | 2023-12-19 |
| 11414515 | Polymerizable composition for optical material and optical material and plastic lens obtainable from same composition | Shinsuke Ito, Koji Suesugi, Masayuki Furuya, Takeshi Nishimura | 2022-08-16 |
| 11358354 | Process for producing plastic lens and apparatus for producing plastic lens | Shinsuke Ito, Kouji Suesugi, Masayuki Furuya, Takeshi Nishimura | 2022-06-14 |
| 10723832 | Polymerizable composition for optical material and optical material and plastic lens obtainable from same composition | Shinsuke Ito, Kouji Suesugi, Takeshi Nishimura, Kouju OKAZAKI | 2020-07-28 |
| 10131767 | Polymerizable composition for optical material, optical material obtained from polymerizable composition, and manufacturing method of optical material | Shinsuke Ito, Nobuo Kawato, Kouji Suesugi, Shigetoshi Kuma, Tatsuya Ogawa +1 more | 2018-11-20 |
| 9678246 | Polymerizable composition for optical material | Nobuo Kawato, Tatsuya Ogawa, Toshiya Hashimoto, Shigetoshi Kuma | 2017-06-13 |
| 9464154 | Process for producing polyurethane resin | Nobuo Kawato, Tatsuya Ogawa, Toshiya Hashimoto, Shigetoshi Kuma | 2016-10-11 |
| 9389202 | Damage detecting device for supporting structure for armature shaft | Masayuki Ueno, Yoshiya Watanabe, Hirokazu Kato | 2016-07-12 |
| 9328762 | Pierce nut for high-strength steel plate | Hidenori Ikami | 2016-05-03 |
| 9290656 | Polymerizable composition for polythiourethane optical material | Hidetoshi Hayashi, Nobuo Kawato, Masanori Iwazumi, Seiichi Kobayashi | 2016-03-22 |
| 9227925 | Process for producing aldehyde compounds | Shigetoshi Kuma, Michiharu Sakata, Kouichi Tokunaga, Chitoshi Shimakawa, Naoyuki Kakinuma +1 more | 2016-01-05 |
| 8719040 | Signal processing apparatus, signal processing method, and computer program | Mitsunori Tanaka, Makoto Mitsuno, Masashi Ohta | 2014-05-06 |
| 8597639 | Adjunctive agent for lavaging the alimentary canal comprising butyric acid bacterium and/or lactic acid bacterium | Shinji Kumagai | 2013-12-03 |
| 8586694 | Polymerization catalyst for polythiourethane-based optical material, polymerizable composition containing the catalyst, optical material obtained from the composition, and method for preparing the optical material | Masanori Iwazumi, Nobuo Kawato, Hidetoshi Hayashi, Seiichi Kobayashi | 2013-11-19 |
| 8461238 | Process for producing internal mold release agent for optical material, internal mold release agent for optical material, and polymerizable composition including the same | Nobuo Kawato | 2013-06-11 |
| 8455610 | Polythiourethane polymerizable composition and method for producing optical resin by using same | Akinori Ryu, Osamu Kohgo, Kunio Okumura | 2013-06-04 |
| 8304507 | Polymerizable composition for polythiourethane optical material, polythiourethane optical material obtained from the polymerizable composition, and polymerization catalyst for polythiourethane optical material | Masanori Iwazumi | 2012-11-06 |
| 8304506 | Polythiourethane-based polymerizable composition and optical resin obtained from the same | Akinori Ryu, Kunio Okumura | 2012-11-06 |
| 8267016 | Open/close control system for inspection lid | Haruo Akoshita, Mitsuaki Murota, Minoru Nakao, Kouji Yokoyama, Kazuhiro Yoshizawa | 2012-09-18 |
| 8222366 | Polythiourethane polymerizable composition and method for producing optical resin by using same | Akinori Ryu, Osamu Kohgo, Kunio Okumura | 2012-07-17 |
| 8044165 | Process for producing resin for optical material | Masaru Kawaguchi, Shigetoshi Kuma, Seiichi Kobayashi | 2011-10-25 |
| 8022163 | Internal mold release agent for production of polythiourethane optical material | Masanori Iwazumi, Nobuo Kawato, Hidetoshi Hayashi, Seiichi Kobayashi | 2011-09-20 |
| 8002239 | Valve device | — | 2011-08-23 |
| 7932327 | Polyurethane/thiourethane-based optical resin and process for producing the same | Osamu Kohgo, Junichi Mohri, Akinori Ryu, Kunio Okumura | 2011-04-26 |
| 7805022 | Image processing apparatus, image processing method and computer program | — | 2010-09-28 |