Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4395531 | Process for the preparation of polyamide compounds by the reaction of polycarboxylic acids with diisocyanates in the presence of at least one mono-alkali metal salt of dicarboxylic acid | Toshihiro Toyoda, Motoo Kawamata, Masanori Osawa, Masayoshi Itoh, Kazumi Mizutani | 1983-07-26 |
| 4187385 | Process for the polymerization of ethylene or alpha-olefins and catalyst therefor | Tetsuya Iwao, Heizo Sasaki, Akira Ito | 1980-02-05 |