Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4725338 | Purification process of polymerization solvent | Tadashi Asanuma, Tatuo Ohoka, Nobutaka Uchikawa | 1988-02-16 |
| 4463134 | Modified epoxy resin composition | Takao Oshima, Akihiro Tachibana | 1984-07-31 |
| 4371665 | Modified epoxy resin composition | Takao Oshima | 1983-02-01 |
| 4294940 | Resin composition for electrocoating | Takao Oshima, Kazuo Hayatsu, Michio Yamamoto, Seimei Yasui | 1981-10-13 |
| 4252727 | Esters of an adduct of diolefinic polymer and unsaturated dicarboxylic compound | Seimei Yasui, Kunio Izumi, Otsugu Hayashi | 1981-02-24 |