Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11718523 | Method for producing hydrogen fluoride | Arata Sasatani, Toshiyuki Kinoshita, Akikazu Tabuchi, Masayoshi Imoto | 2023-08-08 |
| 10934166 | Method for producing hydrogen fluoride | Arata Sasatani, Toshiyuki Kinoshita, Akikazu Tabuchi, Masayoshi Imoto | 2021-03-02 |
| 9656864 | Method for producing hydrogen fluoride | Masayoshi Imoto, Arata Sasatani, Akikazu Tabuchi | 2017-05-23 |
| 6846963 | Process for producing 1,1,1,3,3-pentafluoropropane | Tatsuo Nakada, Seiji Takubo, Takashi Shibanuma | 2005-01-25 |
| 6392106 | Process for producing 1,1,1,2,2-pentafluoroethane | Satoru Kono, Takashi Shibanuma | 2002-05-21 |
| 6268541 | Process for the preparation of 1,1,1,2,2-pentafluoroethane | Satoru Kono, Takashi Shibanuma, Takashi Kanemura, Kazuhiro Takahashi | 2001-07-31 |
| 6180840 | Method of producing 1,1,1,2,2-pentafluoroethane a method of producing 2,-2,-diohloro-1,1,1-trifluorethane and a method of purifying 1,1,1,2 pentafluoroethane | Takashi Shibanuma, Yukio Homoto, Satoshi Komatsu | 2001-01-30 |
| 6049016 | Process for producing pentafluoroethane and tetrafluorochloroethane | Yukio Homoto, Yasufu Yamada, Takehide Tsuda, Takashi Shibanuma | 2000-04-11 |
| 6011185 | Process for producing pentafluoroethane and tetrafluorochloroethane | Yukio Homoto, Yasufu Yamada, Takehide Tsuda, Takashi Shibanuma | 2000-01-04 |
| 5847244 | Method of producing 1,1,1,2,2-pentafluoroethane, a method of producing 2,2-dichloro-1,1,1-trifluoroethane, and a method of purifying 1,1,1,2,2-pentafluoroethane | Takashi Shibanuma, Yukio Homoto, Satoshi Komatsu | 1998-12-08 |
| 5750809 | Methods of producing 1,1,1,2,2-pentafluoroethane | Takashi Shibanuma, Yukio Homoto, Satoshi Komatsu | 1998-05-12 |
| 5710353 | Process for fluorinating halogenated hydrocarbon | Takashi Shibanuma, Yasufu Yamada, Hiroshi Momota | 1998-01-20 |