Hiroyuki Ohashi

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Niigata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Alumina fibers, alumina fiber aggregate, and retaining material for...
- Patent number 11,345,641
- Issue date May 31, 2022
- DENKA COMPANY LIMITED
- Teruhiro Aikyo
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Alumina fibers, alumina fiber aggregate, and retaining material for...
- Patent number 11,319,250
- Issue date May 3, 2022
- DENKA COMPANY LIMITED
- Teruhiro Aikyo
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Cement admixture, cement composition, and method for suppressing ca...
- Patent number 7,527,689
- Issue date May 5, 2009
- Denki Kagaku Kogyo Kabushiki Kaisha
- Minoru Morioka
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Inorganic staple fiber accumulation for holding material, process f...
- Patent number 7,182,999
- Issue date Feb 27, 2007
- Denki Kagaku Kogyo Kabushiki Kaisha
- Hiroyuki Ohashi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
ALUMINA FIBERS, ALUMINA FIBER AGGREGATE, AND RETAINING MATERIAL FOR...
- Publication number 20210094883
- Publication date Apr 1, 2021
- DENKA COMPANY LIMITED
- Teruhiro AIKYO
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
ALUMINA FIBERS, ALUMINA FIBER AGGREGATE, AND RETAINING MATERIAL FOR...
- Publication number 20200189977
- Publication date Jun 18, 2020
- DENKA COMPANY LIMITED
- Teruhiro AIKYO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CEMENT ADMIXTURE, CEMENT COMPOSITION, AND METHOD FOR SUPPRESSING CA...
- Publication number 20080282936
- Publication date Nov 20, 2008
- DENKI KAGAKU KOGYO KABUSHIKI KAISHA
- Minoru MORIOKA
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Inorganic staple fiber accumulation for holding material, process f...
- Publication number 20050227058
- Publication date Oct 13, 2005
- DENKI KAGAKU KOGYO KABUSHYIKI KAISHA
- Hiroyuki Ohashi
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
Cement admixture, cement composition, and method for suppressing ca...
- Publication number 20040216644
- Publication date Nov 4, 2004
- Minoru Morioka
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES