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Futoshi Makimoto
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Hyogo, JP
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Patents Grants
last 30 patents
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Patent Grant
Duct repairing material, repairing structure, and repairing method
Patent number
6,796,334
Issue date
Sep 28, 2004
Ashimori Industry Co., Ltd.
Masatoshi Ishikawa
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Repairing tube, method for repairing pipe lines therewith and metho...
Patent number
5,671,778
Issue date
Sep 30, 1997
Ashimori Kogyo Kabushiki Kaisha
Hiroyuki Sakuragi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Lining material for pipe lines and a process for providing pipe lin...
Patent number
5,186,987
Issue date
Feb 16, 1993
Ashimori Industry Co., Ltd.
Takayoshi Imoto
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
Duct repairing material, repairing structure, and repairing method
Publication number
20030116210
Publication date
Jun 26, 2003
Masatoshi Ishikawa
E21 - EARTH DRILLING MINING