Hiroshi Hagiwara

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Urawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thermal spray material and thermal sprayed member using the same
- Patent number 5,082,741
- Issue date Jan 21, 1992
- Tocalo Co., Ltd.
- Hatsuo Taira
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Thermal spray material and and thermal sprayed member using the same
- Patent number 5,032,557
- Issue date Jul 16, 1991
- Tocalo Co., Ltd.
- Hatsuo Taira
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of producing porous magnesia clinker
- Patent number 4,627,878
- Issue date Dec 9, 1986
- Onoda Cement Co., Ltd.
- Hiroshi Hagiwara
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Desulfurizing agent
- Patent number 4,540,553
- Issue date Sep 10, 1985
- Onoda Cement Co., Inc.
- Hiroshi Hagiwara
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL