SK-KAWANISHI Co., Ltd.

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Kagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pipe retaining device for pipe fitting
- Patent number 11,499,655
- Issue date Nov 15, 2022
- SK-KAWANISHI Co., Ltd.
- Hidehito Kawanishi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe detachment preventing device for union nut pipe fitting
- Patent number 11,473,704
- Issue date Oct 18, 2022
- SK-KAWANISHI Co., Ltd.
- Hidehito Kawanishi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe coupling ring
- Patent number D941969
- Issue date Jan 25, 2022
- SK-KAWANISHI Co., Ltd.
- Hidehito Kawanishi
- D23 - Environmental heating and cooling
Information Patent Grant
Pipe coupling device
- Patent number 10,436,361
- Issue date Oct 8, 2019
- SK-KAWANISHI Co., Ltd.
- Hidehito Kawanishi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe coupling device and construction method therefor
- Patent number 9,879,805
- Issue date Jan 30, 2018
- SK-KAWANISHI Co., Ltd.
- Hidehito Kawanishi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

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Patents Applicationslast 30 patents

Information Patent Application
PIPE COUPLING DEVICE
- Publication number 20170211734
- Publication date Jul 27, 2017
- SK-KAWANISHI CO., LTD.
- Hidehito Kawanishi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PIPE COUPLING DEVICE AND CONSTRUCTION METHOD THEREFOR
- Publication number 20160290538
- Publication date Oct 6, 2016
- SK-KAWANISHI Co., Ltd.
- Hidehito Kawanishi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...