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Tetsuro Hirokawa
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Osaka-fu, JP
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Patents Grants
last 30 patents
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Patent Grant
Dry preform, annular structure made of a composite material, and ma...
Patent number
9,481,442
Issue date
Nov 1, 2016
Shikibo Ltd.
Tetsuro Hirokawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Pressure vessel and method of manufacturing the same
Patent number
8,991,641
Issue date
Mar 31, 2015
Mitsubishi Heavy Industries, Ltd.
Tetsuya Ozawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for producing dry preform for composite material
Patent number
7,384,585
Issue date
Jun 10, 2008
Shikibo Ltd.
Masayasu Ishibashi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Preform precursor for fiber-reinforced composite material, preform...
Patent number
7,138,167
Issue date
Nov 21, 2006
Shikibo Ltd.
Hideki Sakonjo
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Unidirectional long fiber three dimensional fiber structure produce...
Patent number
7,114,319
Issue date
Oct 3, 2006
Shikibo Ltd.
Hideki Sakonjo
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Textile reinforced composite structure or spar
Patent number
5,126,190
Issue date
Jun 30, 1992
Mitsubishi Jukogyo Kabushiki Kaisha
Yoshiaki Sakatani
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Textile reinforced composite structure or spar and method of produc...
Patent number
5,121,530
Issue date
Jun 16, 1992
Mitsubishi Jukogyo Kabushiki Kaisha
Yoshiaki Sakatani
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Fibrous structure for reinforcing a composite material and a method...
Patent number
4,788,101
Issue date
Nov 29, 1988
Mitsubishi Jukogyo Kabushiki Kaisha
Yoshiaki Sakatani
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Textile structure for reinforced composite material
Patent number
4,725,485
Issue date
Feb 16, 1988
Shikishima Canvas Kabushiki Kaisha
Tetsuro Hirokawa
D03 - WEAVING
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITE LIGHTWEIGHT FITTING
Publication number
20160052233
Publication date
Feb 25, 2016
SHIKIBO LTD.
Shun KAIGOME
B32 - LAYERED PRODUCTS
Information
Patent Application
DRY PREFORM, ANNULAR STRUCTURE MADE OF A COMPOSITE MATERIAL, AND MA...
Publication number
20120244302
Publication date
Sep 27, 2012
Tetsuro HIROKAWA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
PRESSURE VESSEL AND METHOD OF MANUFACTURING THE SAME
Publication number
20120024866
Publication date
Feb 2, 2012
Tetsuya Ozawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Preform precursor for fiber-reinforced composite material, preform...
Publication number
20050042410
Publication date
Feb 24, 2005
Hideki Sakonjo
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Composite material-use fiber base material
Publication number
20040247845
Publication date
Dec 9, 2004
Toshio Abe
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method and apparatus for producing dry preform for composite material
Publication number
20040134593
Publication date
Jul 15, 2004
Masayasu Ishibashi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Unidirectional long fiber three dimensional fiber structure produce...
Publication number
20030194528
Publication date
Oct 16, 2003
Hideki Sakonjo
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL