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Patents Grants
last 30 patents
Information
Patent Grant
Torque feedback shift control device and method
Patent number
5,785,627
Issue date
Jul 28, 1998
Hitachi, Ltd.
Shigeo Uno
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Torque feedback shift control device and method
Patent number
5,613,920
Issue date
Mar 25, 1997
Hitachi, Ltd.
Shigeo Uno
B60 - VEHICLES IN GENERAL
Information
Patent Grant
High temperature stable catalyst, process for preparing same, and p...
Patent number
4,906,176
Issue date
Mar 6, 1990
Hitachi, Ltd.
Hisao Yamashita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
High temperature stable catalyst and process for preparing same
Patent number
4,738,946
Issue date
Apr 19, 1988
Hitachi, Ltd.
Hisao Yamashita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst for catalytic combustion
Patent number
4,537,873
Issue date
Aug 27, 1985
Hitachi, Ltd.
Akira Kato
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for reducing an eliminating nitrogen oxides in an exhaust gas
Patent number
4,351,811
Issue date
Sep 28, 1982
Hitachi, Ltd.
Shinpei Matsuda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for preparing inorganic particulate adsorbent and process f...
Patent number
4,282,092
Issue date
Aug 4, 1981
Hitachi, Ltd.
Kazunori Fujita
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Sintered cataltyic or absorbent metallic product and method for sin...
Patent number
4,207,209
Issue date
Jun 10, 1980
Hitachi, Ltd.
Shinpei Matsuda
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for treating a waste gas containing sulfur oxides
Patent number
4,187,282
Issue date
Feb 5, 1980
Babcock-Hitachi K.K.
Shimpei Matsuda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for removing nitrogen oxides from combustion flue gas
Patent number
4,141,959
Issue date
Feb 27, 1979
Hitachi, Ltd. and Babcock-Hitachi Kabushiki Kaisha
Akira Kato
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for catalytically treating exhaust gas containing NO.sub.x...
Patent number
4,138,469
Issue date
Feb 6, 1979
Mitsubishi Petrochemical Co., Ltd.
Akira Kato
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for removing nitrogen oxides using ammonia as a reductant a...
Patent number
4,107,272
Issue date
Aug 15, 1978
Hitachi, Ltd.
Toshikatsu Mori
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL