Issued Patents All Time
Showing 51–67 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6175045 | Process for the preparation of pentafluoroethane | Satoru Kohno | 2001-01-16 |
| 6133332 | Process for producing phenolic resin foams | Satoshi Ide | 2000-10-17 |
| 6087408 | Process for the production of polyolefin resin foams | Satoshi Ide | 2000-07-11 |
| 6080900 | Process for fluorinating halogenated hydrocarbon | Takashi Kanemura, Satoshi Koyama | 2000-06-27 |
| 6058717 | Method for charging refrigerant blend | Satoshi Ide | 2000-05-09 |
| 6049016 | Process for producing pentafluoroethane and tetrafluorochloroethane | Toshikazu Yoshimura, Yukio Homoto, Yasufu Yamada, Takehide Tsuda | 2000-04-11 |
| 6011185 | Process for producing pentafluoroethane and tetrafluorochloroethane | Toshikazu Yoshimura, Yukio Homoto, Yasufu Yamada, Takehide Tsuda | 2000-01-04 |
| 5919340 | Process for recovering pentafluoroethane | Satoru Kohno | 1999-07-06 |
| 5852223 | Purification methods of pentafluoroethane | Satoru Kohno | 1998-12-22 |
| 5849160 | Process of separating pentafluoroethane and process of producing pentafluoroethane using the same | Yukio Homoto, Masanobu Nishitsuji | 1998-12-15 |
| 5849963 | Method for producing difluoromethane and 1,1,1,2-tetrafluoroethane | Yukio Homoto, Kunitada Tanaka, Satoshi Komatsu, Satoshi Koyama | 1998-12-15 |
| 5849658 | Method for preparing fluorination catalyst used to fluorinate halogenated hydrocarbons | Yoshio Iwai, Satoshi Koyama | 1998-12-15 |
| 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 | Yukio Homoto, Satoshi Komatsu, Toshikazu Yoshimura | 1998-12-08 |
| 5750809 | Methods of producing 1,1,1,2,2-pentafluoroethane | Yukio Homoto, Satoshi Komatsu, Toshikazu Yoshimura | 1998-05-12 |
| 5744659 | Process for the preparation of difluoromethane | Takehide Tsuda, Yasufu Yamada | 1998-04-28 |
| 5710353 | Process for fluorinating halogenated hydrocarbon | Yasufu Yamada, Toshikazu Yoshimura, Hiroshi Momota | 1998-01-20 |
| 5104561 | Process for preparing carbide fine particles | Ikuo Kitamura, Yoshiyuki Shibuya, Shigeo Daimon | 1992-04-14 |