Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6058717 | Method for charging refrigerant blend | Takashi Shibanuma | 2000-05-09 |
| 6019909 | Fluorinated hydrocarbon compound and process for its preparation, and refrigerator oil and magnetic recording medium lubricant | Katsuki Fujiwara, Masayuki Yamana, Yoshitaka Honda, Ikuo Yamamoto, Fumihiko Yamaguchi +3 more | 2000-02-01 |
| 6018952 | Method for charging refrigerant blend | Tatsumi Tsuchiya | 2000-02-01 |
| 5959165 | Method and composition for inhibiting decomposition of 1,1,1,2,3,3-hexafluoropropane and 1,1,1,3,3-pentafluoropropane | Tatsumi Tsuchiya | 1999-09-28 |
| 5955921 | Signal amplifier circuit | Hiroyuki Nobuhara, Takaya Chiba | 1999-09-21 |
| 5952884 | Current mirror circuit and semiconductor integrated circuit having the current mirror circuit | — | 1999-09-14 |
| 5923219 | Automatic threshold control circuit and signal amplifying circuit for amplifying signals by compensating for low-frequency response of photodetector | Takaya Chiba | 1999-07-13 |
| 5773404 | Azeotropic composition | Hirokazu Aoyama, Akinori Yamamoto | 1998-06-30 |
| 5696306 | Decomposition inhibitor for hydrogen- and fluorine-containing halogenated hydrocarbons and method of inhibiting decomposition using same | Tatsumi Tsuchiya, Naoki Maekawa, Tsuyoshi Inaba, Hirokazu Aoyama | 1997-12-09 |
| 5667594 | Cleaning method with solvent | Yukio Omure, Hirokazu Aoyama, Takahiro Matsuda | 1997-09-16 |
| 5601753 | Blowing composition, method for producing foam using the composition and foam | Yukio Omure | 1997-02-11 |
| 5599783 | Cleaning solvent composition and a method for cleaning or drying articles | Takahiro Matsuda, Hirokazu Aoyama, Akinori Yamamoto | 1997-02-04 |
| 5424002 | Solvent composition comprising mixture of polyfluoroalkane and lower alcohol | Yukio Omure, Hirokazu Aoyama, Takahiro Matsuda | 1995-06-13 |
| 5346645 | Desiccant composition and a method of desiccating articles | Yukio Omure, Takahiro Matsuda, Hirokaza Aoyama, Eiji Seki | 1994-09-13 |
| 5150598 | Apparatus for scribing grain-oriented electrical steel strip | Takayuki Uchida, Masahiro Yamamoto, Atsushi Yumoto | 1992-09-29 |
| 5047176 | Incombustible azeotropic like solvent compositions | Kohji Tamura, Yukio Omure, Naoyoshi Hanatani, Toshimasa Fukuzawa | 1991-09-10 |
| 5035828 | Solvents containing dichlorotetrafluoropropane | Kohji Tamura, Yukio Omure | 1991-07-30 |
| 4973421 | Azeotropic solvent composition | Kohji Tamura, Yukio Omure, Naoyoshi Hanatani, Toshimasa Fukuzawa | 1990-11-27 |
| 4673517 | Heat pump | Naonori Enjo, Masahiro Noguchi | 1987-06-16 |
| 4651531 | Working fluids for Rankine cycle | Naonori Enjo, Masahiro Noguchi | 1987-03-24 |
| 4562995 | Working fluids for Rankine cycle | Naonori Enjo, Hideki Aomi, Masahiro Noguchi | 1986-01-07 |
| 4557851 | Working fluids for the Rankine cycle comprising trichlorofluoromethane and 1,1-difluoroethane, isobutane or octafluorocyclobutane | Naonori Enjo, Masahiro Noguchi | 1985-12-10 |
| 4530773 | Working fluids for Rankine cycle | Naonori Enjo, Masahiro Noguchi | 1985-07-23 |