Tadao Yahata

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Kanagawa-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Methods of lining the internal surface of a pipe
- Patent number 5,873,390
- Issue date Feb 23, 1999
- Tokyo Gas Co., Ltd.
- Shinobu Satake
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Methods of lining the internal surface of a pipe
- Patent number 5,740,838
- Issue date Apr 21, 1998
- Tokyo Gas Co., Ltd.
- Shinobu Satake
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Methods of lining the internal surface of a pipe
- Patent number 5,609,186
- Issue date Mar 11, 1997
- Tokyo Gas Co., Ltd.
- Shinobu Satake
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...