Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410266 | Method for manufacturing fluoropolymer | Yoshinori Nanba, Kenji Ichikawa, Yohei FUJIMOTO, Hirotoshi Yoshida, Hiroyuki Sato +10 more | 2025-09-09 |
| 12404387 | Production method for fluoropolymer, surfactant for polymerization, and use of surfactant | Taketo Kato, Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara +16 more | 2025-09-02 |
| 12183955 | Sealing structure for battery | Jihong Liu, Takahisa Aoyama, Hayato Tsuda | 2024-12-31 |
| 12012470 | Production method for fluoropolymer, surfactant for polymerization, and use of surfactant | Taketo Kato, Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara +16 more | 2024-06-18 |
| 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 |
| 11952441 | Polytetrafluoroethylene production method | Taketo Kato, Yohei FUJIMOTO, Kenji Ichikawa, Hiroyuki Sato, Yoshinori Nanba +4 more | 2024-04-09 |
| 11859075 | Core-shell type particle, dispersion and powder | Katsuhide Ohtani, Kazuhiro Yamamura, Shoichi ARIMA, Takeshi FUKUZUMI, Yuji Gama | 2024-01-02 |
| 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 |
| 11767379 | Method for manufacturing fluoropolymer | Yoshinori Nanba, Kenji Ichikawa, Yohei FUJIMOTO, Hirotoshi Yoshida, Hiroyuki Sato +10 more | 2023-09-26 |
| 11634514 | Method for manufacturing fluoropolymer, surfactant for polymerization, use for surfactant, and composition | Taketo Kato, Satoru Yoneda, Masahiro Higashi, Akiyoshi Yamauchi, Sumi Ishihara +12 more | 2023-04-25 |
| 11512155 | Production method for fluoropolymer, surfactant for polymerization, and use of surfactant | Taketo Kato, Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara +16 more | 2022-11-29 |
| 11279814 | Production method for fluoropolymer, surfactant for polymerization, and use of surfactant | Taketo Kato, Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara +16 more | 2022-03-22 |
| 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 |
| 10731015 | Modified fluorine-containing copolymer, fluorine resin molded article, and method for manufacturing fluorine resin molded article | Kyouhei Sawaki, Hideki Kono, Hitoshi Imamura, Takahisa Aoyama | 2020-08-04 |
| 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 |
| 8466236 | Fluororesin composition, fluororesin molded article and method for producing the same | Hiroyuki Yoshimoto, Hirokazu Yukawa, Yasuhiko Sawada, Taku Yamanaka | 2013-06-18 |
| 8247506 | PTFE powder and method of producing PTFE molding powders | Masayuki Tsuji, Michio Asano | 2012-08-21 |
| 7528221 | Modified polytetrafluoethylene molded article and process for manufacture thereof | Tomihiko Yanagiguchi, Shinichi Yano, Hirokazu Yukawa | 2009-05-05 |
| 6930142 | Seal ring | Tomihiko Yanagiguchi, Michio Asano | 2005-08-16 |
| 6759470 | Resin powder for molding and preparation process of same | Michio Asano | 2004-07-06 |
| 6486149 | Composition comprising a crystallographically stable, amorphous cephalosporin and processes for the preparation thereof | Masahiro Onodera, Kiyoshi Yasui, Tatsuo Watanabe, Toyomi Sato, Yasushi Murai +1 more | 2002-11-26 |
| 6451903 | Filled particulate powder of polytetrafluoroethylene and process for preparing the same | Michio Asano | 2002-09-17 |
| 6441162 | Crystalline substance of cefditoren pivoxyl and the production of the same | Kiyoshi Yasui, Masahiro Onodera, Tatsuo Watanabe, Yuichi Yamamoto, Yasushi Murai +1 more | 2002-08-27 |
| 6350801 | Filled granular polytetrafluoroethylene powder | Michio Asano | 2002-02-26 |