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Howard Hagiya
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Hitachi-Ohta, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Methods of using a 4-way compression grooved coupling
Patent number
9,770,796
Issue date
Sep 26, 2017
Maxfit Technology Co., Ltd.
Howard Hagiya
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Grooved-ended resilient expansion joint for joining a pair of groov...
Patent number
9,746,119
Issue date
Aug 29, 2017
Maxfit Technology Co., Ltd.
Howard Hagiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Grooved-ended resilient expansion joint and method of resiliently j...
Patent number
8,905,440
Issue date
Dec 9, 2014
Howard Hagiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
4-way compression grooved coupling
Patent number
8,621,741
Issue date
Jan 7, 2014
Howard Hagiya
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Grooved-End Rubber Expansion Joint with 4-Way Compression Grooved C...
Publication number
20220213993
Publication date
Jul 7, 2022
Howard Hagiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Grooved-End Rubber Expansion Joint with 4-Way Compression Grooved C...
Publication number
20170356584
Publication date
Dec 14, 2017
Maxfit Technology Co., Ltd.
Howard Hagiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
GROOVED-ENDED RESILIENT EXPANSION JOINT FOR RESILIENTLY JOINING TOG...
Publication number
20150345679
Publication date
Dec 3, 2015
Howard Hagiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
METHODS OF USING A 4-WAY COMPRESSION GROOVED COUPLING
Publication number
20140096361
Publication date
Apr 10, 2014
Howard Hagiya
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
4-Way Compression Grooved Coupling
Publication number
20110154646
Publication date
Jun 30, 2011
Howard Hagiya
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Grooved-End Rubber Expansion Joint
Publication number
20110146049
Publication date
Jun 23, 2011
Howard Hagiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Angle key pipe coupling
Publication number
20080211229
Publication date
Sep 4, 2008
Howard Hagiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Speed lock pipe fitting
Publication number
20040169371
Publication date
Sep 2, 2004
Howard H. Hagiya
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...