Hiroaki Ogura

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Onohara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bearings for CO2 refrigerant compressor use, compressor using the s...
- Patent number 7,128,528
- Issue date Oct 31, 2006
- Hitachi, Ltd.
- Hiroshi Takayasu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method for producing composite material mainly composed of carbon a...
- Patent number 5,468,565
- Issue date Nov 21, 1995
- Toyo Tanso Co., Ltd.
- Osamu Okada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for producing composite material mainly composed of carbon a...
- Patent number 5,449,529
- Issue date Sep 12, 1995
- Toyo Tanso Co., Ltd.
- Osamu Okada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for producing composite material mainly composed of carbon a...
- Patent number 5,436,948
- Issue date Jul 25, 1995
- Toyo Tanso Co., Ltd.
- Osamu Okada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for producing carbon material coated with carbon film and th...
- Patent number 5,352,486
- Issue date Oct 4, 1994
- Toyo Tanso Co., Ltd.
- Takashi Matsumoto
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Long carbonaceous molding, long carbonaceous product, and method of...
- Publication number 20080084003
- Publication date Apr 10, 2008
- Toyo Tanso Co., Ltd.
- Hiroaki Ogura
- B30 - PRESSES
Information Patent Application
Long carbonaceous molding, long carbonaceous product, and method of...
- Publication number 20040253447
- Publication date Dec 16, 2004
- Toyo Tanso Co., Ltd.
- Hiroaki Ogura
- B30 - PRESSES
Information Patent Application
Bearings for C02 refrigerant compressor use, compressor using the s...
- Publication number 20030231815
- Publication date Dec 18, 2003
- Hiroshi Takayasu
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES