Akira Hagio

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pipe coupling using shape memory alloy
- Patent number 5,174,616
- Issue date Dec 29, 1992
- NKK Corporation
- Akira Hagio
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe coupling using shape memory alloy with inner solder foil member
- Patent number 5,150,931
- Issue date Sep 29, 1992
- NKK Corporation
- Akira Hagio
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...