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Fujii Toshihiro
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Fukuyama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Photopolymerizable rubber
Patent number
5,283,265
Issue date
Feb 1, 1994
Hayakawa Rubber Company Limited
Tetsuya Kimura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ultraviolet ray-curable ink
Patent number
5,200,438
Issue date
Apr 6, 1993
Hayakawa Rubber Co., Ltd.
Toshihiro Fujii
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Photosensitive flexographic printing plate composition
Patent number
5,185,234
Issue date
Feb 9, 1993
Hayakawa Rubber Co., Ltd.
Sadayoshi Nakatsukasa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of forming a tentative surface protective coating
Patent number
5,085,697
Issue date
Feb 4, 1992
Hayakawa Rubber Co., Ltd.
Tetsuya Kimura
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Method of forming a tentative surface protective coating
Patent number
4,929,469
Issue date
May 29, 1990
Hayakawa Rubber Co., Ltd.
Tetsuya Kimura
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Water proofing compositions for cement mortar or concrete
Patent number
4,338,224
Issue date
Jul 6, 1982
Hayakawa Rubber Co., Ltd.
Toshihiro Fujii
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Water proofing compositions for cement mortar or concrete and metho...
Patent number
4,193,831
Issue date
Mar 18, 1980
Hayakawa Rubber Company Limited
Toshihiro Fujii
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Water proofing compositions for cement mortar or concrete and metho...
Patent number
4,174,993
Issue date
Nov 20, 1979
Hayakawa Rubber Company Limited
Toshihiro Fujii
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Water proofing compositions for cement mortar or concrete and metho...
Patent number
4,174,992
Issue date
Nov 20, 1979
Hayakawa Rubber Company Limited
Toshihiro Fujii
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES