Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344874 | Process for producing a condensed resin dispersion | Takao Doi, Noriko Itaya, Masami Yamashita | 1994-09-06 |
| 5196210 | Shaping mold for preparing a window glass with a gasket | Noriyuki Yoshihara, Yoshio Hosaka, Shigehito Shibata | 1993-03-23 |
| 5145883 | Methods for producing polyether ester polyols and polyurethanes | Joichi Saito, Sigeyuki Kozawa, Hirotsugu Yamamoto, Hiromitsu Takeyasu | 1992-09-08 |
| 5068304 | Moisture-curable resin composition | Toshihiko Higuchi, Yasuhiko Nakano, Yoshiyuki Yamaguchi, Shigeyuki Kozawa | 1991-11-26 |
| 5061429 | Method of forming a gasket on window shaping mold for preparing such window glass | Noriyuki Yoshihara, Yoshio Hosaka, Shigehito Shibata | 1991-10-29 |
| 5049638 | Prepolymer composition utilizing polyol combination for production of coatings and films | Yukio Matsumoto | 1991-09-17 |
| 5030685 | Process for producing a condensed resin dispersion | Takao Doi, Noriko Itaya, Masami Yamashita | 1991-07-09 |
| 4987271 | Method for purifying a polyoxyalkylene alcohol | Takashi Watabe, Hiromitsu Takeyasu, Takao Doi | 1991-01-22 |
| 4957959 | Prepolymer composition, process for its production, and its use | Yukio Matsumoto | 1990-09-18 |
| 4945149 | Coating composition a non-porous moisture-permeable coating layer or film of a hydrophilic polyurethane resin | Yukio Matsumoto | 1990-07-31 |
| 4808636 | Process for producing polyurethane elastomer and composition as starting material therefor | Joichi Saito, Hiroshi Wada, Shigehito Shibata, Takashi Watabe, Kiyoshi Tanabe | 1989-02-28 |
| 4647595 | Process for producing a urethane-modified polyisocyanurate foam | Shigeyuki Kozawa, Yukio Matsumoto | 1987-03-03 |
| 4342840 | Process for producing polymer polyol | Shigeyuki Kozawa, Takao Doi | 1982-08-03 |