Tomomasa Kumagai

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Miyako-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ceramic honeycomb structure and its production method
- Patent number 9,890,085
- Issue date Feb 13, 2018
- HITACHI METALS, LTD.
- Hirohisa Suwabe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Aluminum-titanate-based ceramic honeycomb structure, its production...
- Patent number 9,011,757
- Issue date Apr 21, 2015
- Hitachi Metals, Ltd.
- Hirohisa Suwabe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for producing aluminum-titanate-based ceramic honeycomb stru...
- Patent number 8,894,916
- Issue date Nov 25, 2014
- Hitachi Metals, Ltd.
- Hirohisa Suwabe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Aluminum-titanate-based ceramic honeycomb structure, its production...
- Patent number 8,663,777
- Issue date Mar 4, 2014
- Hitachi Metals, Ltd.
- Hirohisa Suwabe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
ALUMINUM-TITANATE-BASED CERAMIC HONEYCOMB STRUCTURE, ITS PRODUCTION...
- Publication number 20130214463
- Publication date Aug 22, 2013
- Hitachi Metals, Ltd.
- Hirohisa Suwabe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
ALUMINUM-TITANATE-BASED CERAMIC HONEYCOMB STRUCTURE, ITS PRODUCTION...
- Publication number 20100310819
- Publication date Dec 9, 2010
- Hitachi Metals, Ltd.
- Hirohisa Suwabe
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
CERAMIC HONEYCOMB STRUCTURE AND ITS PRODUCTION METHOD
- Publication number 20100233425
- Publication date Sep 16, 2010
- Hirohisa Suwabe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
METHOD FOR PRODUCING ALUMINUM-TITANATE-BASED CERAMIC HONEYCOMB STRU...
- Publication number 20100044911
- Publication date Feb 25, 2010
- Hirohisa Suwabe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES