Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11129523 | Visual function examination system and optical characteristic calculation system | Yoshiki Nakamura, Sueko Kanaya, Noriaki Asada, Shoko MATSUMURA, Taizo Nishimoto | 2021-09-28 |
| 9464183 | Rubber composition and pneumatic tire using the same | Kazunori Kaneda, Yoshinori Kuriya, Kazuya Tsukamoto, Nobumasa Arashiba, Kouki Oogaki +1 more | 2016-10-11 |
| 8222446 | Method for producing dihydroxybenzene derivative | Kouki Oogaki, Takeshi Kobayashi | 2012-07-17 |
| 8198482 | Method for producing carboxylic acid chloride | Takeshi Kobayashi, Kiyomi Kido | 2012-06-12 |
| 7622563 | Process for producing glycoside | Masayuki Furuya, Hidetoshi Tsunoda, Tsuneji Suzuki, Masaru Wada | 2009-11-24 |
| 7534909 | (Meth) acrylic ester compound and use thereof | Atsuo Otsuji, Masatoshi Takagi, Chojiro Higuchi, Kouji Suesugi, Tetsuya Toida +1 more | 2009-05-19 |
| 7491840 | Compound and composition containing the same | Kazuya Tsukamoto, Nobumasa Arashiba, Kouki Oogaki, Takeshi Kobayashi | 2009-02-17 |
| 6392090 | Process for preparing hydroxybenzoic acids | Masayuki Furuya, Masaru Wada | 2002-05-21 |
| 6346569 | Production process of cross-linked polysuccinimide resin | Yoshihiro Irizato, Makoto Sukegawa, Toshio Katoh, Hiroaki Tamatani, Masaru Wada | 2002-02-12 |
| 6072024 | Production process of cross-linked polyaspartic acid resin | Yoshihiro Irizato, Makoto Sukegawa, Toshio Katoh, Hiroaki Tamatani, Masaru Wada | 2000-06-06 |
| 5571889 | Polymer containing monomer units of chemically modified polyaspartic acids or their salts and process for preparing the same | Toshio Katoh, Hiroaki Tamatani, Masanobu Ajioka, Akihiro Yamaguchi | 1996-11-05 |
| 5525682 | Superabsorbent polymer and process for producing same | Hiroaki Tamatani, Masanobu Ajioka, Akihiro Yamaguchi | 1996-06-11 |
| 5484945 | Preparation process of polysuccinimide | Hiroaki Tamatani, Masanobu Ajioka, Akihiro Yamaguchi | 1996-01-16 |
| 5461085 | Superabsorbent polymer and process for producing same | Hiroaki Tamatani, Masanobu Ajioka, Akihiro Yamaguchi | 1995-10-24 |
| 5424477 | Preparation process of .alpha.-aspartyl-L-phenylalanine methyl ester | Chojiro Higuchi, Ikumi Kitada, Katashi Enomoto, Masanobu Ajioka, Akihiro Yamaguchi | 1995-06-13 |