Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7202323 | Polycarbonate resin | Takayasu Fujimori, Shingo Kanasaki | 2007-04-10 |
| 6322433 | Grinding chip | — | 2001-11-27 |
| 5073313 | Process for producing low-dust-level polycarbonate molded article | Toshikazu Umemura, Toshiaki Izumida, Kazuyuki Akahori | 1991-12-17 |
| 4908272 | Gas-barrier multilayered structure | Masahiro Harada, Toru Kino, Akira Iwamoto, Yoshiaki Momose | 1990-03-13 |