Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688875 | Hydrophilic tetramethylxylylenecarbodiimide | Eiji Sasaki, Ikuo Takahashi, Naofumi Horie | 1997-11-18 |
| 5637769 | Urea-modified carbodiimide and process for production thereof | Ikuo Takahashi, Naofumi Horie, Takeshi Yamane | 1997-06-10 |
| 5621051 | Process for preparation of polyurethane-polycarbodiimide foam | Tatsuya Okutani, Eiji Sasaki, Shiro Nagahata, Kiyotake Morimoto | 1997-04-15 |