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Resin pipe
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Patent number 5,769,127
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Issue date Jun 23, 1998
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Shiro Kanao
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Cleaner hose
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Patent number 5,555,915
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Issue date Sep 17, 1996
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Shiro Kanao
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Synthetic resin bellows pipe
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Patent number 5,507,319
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Issue date Apr 16, 1996
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Shiro Kanao
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Pipe joint
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Patent number 5,458,380
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Issue date Oct 17, 1995
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Shiro Kanao
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Rigid polyvinyl chloride pipe
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Patent number 5,329,973
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Issue date Jul 19, 1994
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Shiro Kanao
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Tube clamp
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Patent number D322026
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Issue date Dec 3, 1991
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Shiro Kanao
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D08 - Tools and hardware
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Flexible hard pipe
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Patent number 4,862,924
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Issue date Sep 5, 1989
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Shiro Kanao
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Flexible pipe
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Patent number 4,800,928
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Issue date Jan 31, 1989
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Shiro Kanao
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Pressure-withstanding pipe
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Patent number 4,796,672
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Issue date Jan 10, 1989
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Shiro Kanao
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL