Takashi Kamuro

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Kokubunji city, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of repairing pipes laid underground
- Patent number 4,556,580
- Issue date Dec 3, 1985
- Tokyo Gas Co., Ltd.
- Takashi Kamuro
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for providing the inner surface of a pipe line...
- Patent number 4,427,480
- Issue date Jan 24, 1984
- Tokyo Gas Co. Ltd.
- Takashi Kamuro
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Device for preventing leakage at pipe joints
- Patent number 4,346,922
- Issue date Aug 31, 1982
- Hisao Ohtsuga
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...