Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9752030 | Polyamic acid and polyimide, processes for the production of same, compositions containing same, and uses thereof | Kenichi Fukukawa, Masaki Okazaki, Yoshihiro Sakata, Wataru Yamashita | 2017-09-05 |
| 9540487 | Polyimide composite material and film thereof | Kenichi Fukukawa, Yoshihiro Sakata, Wataru Yamashita | 2017-01-10 |
| 8648151 | Piezoelectric polymer material, process for producing same, and piezoelectric element | Mitsunobu Yoshida, Masanobu Ajioka, Kenichi Goto, Takaharu Isaki, Takayuki Onogi +4 more | 2014-02-11 |
| 5891940 | Syndiotactic polypropylene resin composition | Pingfan Chen | 1999-04-06 |
| 5098967 | Method of controlling the molecular weight of polypropylene | Tadashi Asanuma, Nobutaka Uchikawa | 1992-03-24 |
| 4921905 | Process for the production of block copolymer of propylene and ethylene | Kaneo Ito, Tadashi Asanuma | 1990-05-01 |
| 4772661 | Process for the production of block copolymer of propylene | Tadashi Asanuma, Mitsuru Ito, Kaneo Ito, Shigeru Kimura, Nobutaka Uchikawa | 1988-09-20 |
| 4751265 | Production of propylene block copolymer | Tadashi Asanuma, Nobutaka Uchikawa, Tetsunosuke Shiomura | 1988-06-14 |
| 4468257 | Washing and removal method of high molecular substances | Masahiro Kaneko, Tadashi Asanuma, Nobutaka Uchikawa, Tetsunosuke Shiomura | 1984-08-28 |