Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197862 | Filled polytetrafluoroethylene granular powder and process for the production thereof | Michio Asano, Masamichi Sukegawa, Hirokazu Yukawa, Tetsuo Shimizu, Shoji Kawachi | 2001-03-06 |
| 6037402 | Granular powder of filled polytetrafluoroethylene and process for the production thereof | Michio Asano, Masamichi Sukegawa, Hirokazu Yukawa, Tetsuo Shimizu, Shoji Kawachi +1 more | 2000-03-14 |
| 6013700 | Process for producing granular powder of modified polytetrafluoroethylene | Michio Asano, Shoji Kawachi, Tetsuo Shimizu | 2000-01-11 |
| 5994499 | Granulated powder of polytetrafluoroethylene for molding and process for the production thereof | Michio Asano, Tetsuo Shimizu, Shoji Kawachi | 1999-11-30 |