Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5744653 | Method for preparing 1,3-dihydroxy-4,6-bis(.alpha.-methyl-.alpha.(4'-hydroxyphenyl)ethyl)benz ene | Mizuo Ito | 1998-04-28 |
| 5663288 | Degradable adhesive film and degradable resin composition | Hosei Shinoda, Masami Ohtaguro, Akihiro Funae, Shinobu Moriya | 1997-09-02 |
| 5618984 | Phenol aralkyl resins, preparation process thereof and epoxy resin compositions | Tomoyuki Kawabata, Teruo Yuasa | 1997-04-08 |
| 5552509 | Phenolic resin compositions derived from bisphenol compounds and their condensates | Tomoko Takashima, Takashi Kitamura | 1996-09-03 |
| 5525684 | Phenolic resin composition | Tomoyuki Kawabata, Teruo Yuasa | 1996-06-11 |
| 5489474 | Degradable adhesive film and degradable resin composition | Hosei Shinoda, Masami Ohtaguro, Akihiro Funae, Shinobu Moriya | 1996-02-06 |
| 5437918 | Degradable non-woven fabric and preparation process thereof | Keiko Taniguchi, Masahiro Washino, Shinobu Moriya, Hosei Shinoda, Masami Ohtaguro +1 more | 1995-08-01 |
| 5412067 | Preparation process of polyester | Hosei Shinoda, Masami Ohtaguro, Akihiro Funae | 1995-05-02 |
| 5399783 | Preparation of 6,6'-dihydroxy-3,3,3',3'-tetramethyl-1,1'-spirobiindane | Mizuo Ito | 1995-03-21 |
| 5395915 | Method for simultaneous preparation of bisphenol F and novolak phenol resins | Satoru Ito, Tomoko Takashima, Takashi Kitamura | 1995-03-07 |
| 5319063 | Phenolic resin and method for preparing same | Shinji Ando, Yukio Fukui | 1994-06-07 |
| 5304205 | Surgical filament | Hosei Shinoda, Masami Ohtaguro | 1994-04-19 |
| 5304624 | Epoxy resin derived from the highly pure compound and method for preparing the resin and composition | Naru Koike, Mizuo Ito | 1994-04-19 |
| 5248839 | Preparation process of bisphenol A | Akira Yamada, Kenichi Ohmura, Toshio Houri, Tsuguo Kawamura | 1993-09-28 |
| 5247013 | Biocompatible polyester and production thereof | Hosei Shinoda, Masami Ohtaguro | 1993-09-21 |
| 5216112 | Phenolic resin and method for preparing same | Shinji Ando, Yukio Fukui | 1993-06-01 |
| 5194473 | Modified polyester composition and preparation process and use thereof | Hosei Shinoda, Masami Ohtaguro | 1993-03-16 |
| 5157165 | Method for preparing highly pure 1,1,2,2-tetrakis(4-hydroxy-3,5-dimethylphenyl)ethane | Naru Koike, Mizuo Ito | 1992-10-20 |
| 5132349 | Preparation process of resin composition having phenolic hydroxyl groups | Masahiko Asano, Toshimiki Shimizu | 1992-07-21 |
| 5087767 | Method for preparing bisphenol A | Kenichi Okamoto, Hidetoshi Kita, Yasuo Tanaka | 1992-02-11 |
| 4954661 | Process for preparing high-purity bisphenol A | Yoshio Morimoto, Takashi Kitamura | 1990-09-04 |
| 4950805 | Process for washing and obtaining solids of slurry | Yoshio Morimoto, Takashi Kitamura | 1990-08-21 |
| 4950807 | Process for preparing bisphenol A | Yoshio Morimoto, Takashi Kitamura | 1990-08-21 |
| 4950806 | Process for crystallizing adduct of bisphenol A with phenol | Yoshio Morimoto, Takashi Kitamura | 1990-08-21 |
| 4950804 | Process for preparing bisphenol A | Yoshio Morimoto, Takashi Kitamura | 1990-08-21 |