Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5015667 | Pre-foamed beads of polyethylene base resin | Hideki Kuwabara, Toru Yamaguchi | 1991-05-14 |
| 4840973 | Polypropylene resin prefoamed particles | Hideki Kuwabara | 1989-06-20 |
| RE32780 | Core material for an automobile bumper | Akira Adachi | 1988-11-08 |
| 4707569 | Multi-conductor cable | Shigeki Fujimura, Itaru Sakamoto | 1987-11-17 |
| 4704239 | Process for the production of expanded particles of a polymeric material | Toru Yamaguchi, Masato Kanbe, Hideki Kuwabara | 1987-11-03 |
| 4656197 | Pre-foamed particles of polyethylene resin | Toru Yamaguchi, Masahiro Hashiba, Masato Kanbe | 1987-04-07 |
| 4600636 | Core material for an automobile bumper | Akira Adachi | 1986-07-15 |
| 4504601 | Process for producing pre-foamed particles of polypropylene resin | Hideki Kuwabara, Toru Yamaguchi, Yoshimi Sudo | 1985-03-12 |
| 4504653 | Process for producing polyolefin resin particles | Hideki Kuwabara, Toru Yamaguchi, Yoshimi Sudo | 1985-03-12 |
| 4496627 | Electrical conductive foam beads and molded electrical conductive foamed articles obtained therefrom | Tadashi Azuma, Yoshihiro Akamatsu, Hiroyuki Akiyama | 1985-01-29 |
| 4464484 | Process for producing prefoamed polymer particles | Hideki Kuwabara | 1984-08-07 |
| 4237088 | Stretching of polyethylene terephthalate films | Tutomu Isaka | 1980-12-02 |