Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12006407 | Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder | Ken Yoshida, Hirotoshi Yoshida, Keisuke Hagi, Masayuki Tsuji, Taketo Kato +4 more | 2024-06-11 |
| 11814490 | Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder | Ken Yoshida, Hirotoshi Yoshida, Keisuke Hagi, Masayuki Tsuji, Taketo Kato +4 more | 2023-11-14 |
| 10870735 | Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder | Ken Yoshida, Hirotoshi Yoshida, Keisuke Hagi, Masayuki Tsuji, Taketo Kato +4 more | 2020-12-22 |
| 10793650 | Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder | Ken Yoshida, Hirotoshi Yoshida, Keisuke Hagi, Masayuki Tsuji, Taketo Kato +4 more | 2020-10-06 |
| 10538605 | Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder | Ken Yoshida, Hirotoshi Yoshida, Keisuke Hagi, Masayuki Tsuji, Taketo Kato +4 more | 2020-01-21 |
| 8672652 | High-pressure fuel supply pump and the manufacturing method | Akihiro Munakata, Hideki Machimura | 2014-03-18 |
| 7367746 | Lifting pole apparatus for traffic control | — | 2008-05-06 |
| 6747108 | Modified polytetrafluoroethylene fine powder and process for preparing the same | Tatsuro Uchida, Shinichi Yano, Yoshinori Nanba | 2004-06-08 |
| 6531557 | Modified polytetrafluoroethylene fine powder and method for the production of the same | Yoshinori Nanba, Takahisa Aoyama, Tetsuo Shimizu | 2003-03-11 |
| 6503988 | Polytetrafluoroethylene fine powders and their use | Takahiro Kitahara, Tetsuo Shimizu | 2003-01-07 |
| 6136893 | Method for concentrating aqueous dispersion of fluorine-containing polymer | Masanori Yamashita, Toshiro Miura, Shinji Murakami, Shoji Kawachi, Tadao Hayashi | 2000-10-24 |
| 5792942 | Apparatus for determining properties of slurry materials and sludge treating process | — | 1998-08-11 |
| 5641894 | Process and apparatus for filtrate measurement | — | 1997-06-24 |
| 5324785 | Polytetrafluoroethylene fine particles and powder | Yoshihisa Noda, Toshio Mizuno, Kiyohiko Ihara, Tetsuo Shimizu | 1994-06-28 |
| 5284708 | Modified polytetrafluoroethylene fine powder and process for preparing the same | Tetsuo Shimizu, Masuo Kokumai, Makoto Ono | 1994-02-08 |
| 5176958 | Modified polytetrafluoroethylene fine powder and process for preparing the same | Tetsuo Shimizu, Masuo Kokumai, Makoto Ono | 1993-01-05 |
| 5143783 | Porous film of polytetrafluoroethylene and preparation thereof | Tetsuo Shimizu | 1992-09-01 |
| 5118788 | Process for preparing polytetrafluoroethylene powder | Tetsuo Shimizu, Kazuo Ishiwari, Noriyasu Yamane | 1992-06-02 |
| 4840998 | Modified polytetrafluoroethylene fine powder and production of the same | Tetsuo Shimizu | 1989-06-20 |
| 4487882 | Fluoroelastomer composition | Yutaka Ueta, Shoji Kawachi | 1984-12-11 |