Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690144 | Directional control valve for switching the mode of operation in a heat transfer system | — | 1997-11-25 |
| 5688875 | Hydrophilic tetramethylxylylenecarbodiimide | Eiji Sasaki, Yasuo Imashiro, Naofumi Horie | 1997-11-18 |
| 5655202 | Fixing apparatus and fixing method using the same | Yoshio Yoshimura, Shuji Watanabe, Koji Akiyama, Koji Shimokusa | 1997-08-05 |
| 5637769 | Urea-modified carbodiimide and process for production thereof | Yasuo Imashiro, Naofumi Horie, Takeshi Yamane | 1997-06-10 |