Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8153756 | Fluorine-containing monomer, fluorine-containing polymer and surface treating agent | Ikuo Yamamoto, Yutaka Ohira, Yoshio Funakoshi, Shinichi Minami | 2012-04-10 |
| 7442829 | Fluorine-containing monomer, fluorine-containing polymer and surface treating agent | Ikuo Yamamoto, Yutaka Ohira, Yoshio Funakoshi, Shinichi Minami | 2008-10-28 |
| 6855850 | Method of manufacturing fluorine compounds, and a method of recovering or regenerating precursors of fluorinating agents | Kenji Adachi, Satoshi Oishi | 2005-02-15 |
| 6787053 | Cleaning gases and etching gases | Akira Sekiya, Yuki Mitsui, Katsuya Fukae, Yutaka Ohira, Taisuke Yonemura | 2004-09-07 |
| 5892035 | Process for preparing N,N'-difluorodiazoniabicycloalkane salt, intermediate therefor | Teruo Umemoto, Masayuki Nagayoshi, Kenji Adachi | 1999-04-06 |
| 5736274 | Conjugated N-fluoropyridinium salt-containing polymer and use of the same | Teruo Umemoto, Kenji Adachi, Sumi Ishihara, Masayuki Nagayoshi | 1998-04-07 |
| 5569778 | Process for preparing fluorine-containing dicarbonyl compound | Teruo Umemoto | 1996-10-29 |
| RE35177 | N-fluoropyridinium salt and process for preparing same | Teruo Umemoto, Kyoichi Tomita, Kosuke Kawada | 1996-03-12 |
| 5374732 | Certain substituted N-fluoropyridiniumsulfonates | Teruo Umemoto | 1994-12-20 |
| 4996320 | N-fluoropyridinium salt and process for preparing same | Teruo Umemoto, Kyoichi Tomita, Kosuke Kawada | 1991-02-26 |