Toshio Shibabuchi

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrofusion joint and hot water supply header using the same
- Patent number 5,375,889
- Issue date Dec 27, 1994
- Osaka Gas Co., Ltd.
- Akio Nakashiba
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Electrofusion joint and hot water supply header using the same
- Patent number 5,366,253
- Issue date Nov 22, 1994
- Osaka Gas Co., Ltd.
- Akio Nakashiba
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Electrofusion joint and hot water supply header using the same
- Patent number 5,150,922
- Issue date Sep 29, 1992
- Osaka Gas Co., Ltd.
- Akio Nakashiba
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Coupling for corrugated conduit
- Patent number 4,674,775
- Issue date Jun 23, 1987
- Osaka Gas Company Limited
- Takashi Tajima
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...