Nippon Kokan Koji Kabushiki Kaisha

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Jointing apparatus of thermo plastic pipes
- Patent number 6,029,727
- Issue date Feb 29, 2000
- Nippon Kokan Koji Kabushiki Kaisha
- Hirokazu Nomura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for applying corrosion-protective coating to joint between c...
- Patent number 5,926,936
- Issue date Jul 27, 1999
- Nitto Denko Corporation
- Ryouichi Ikeda
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Self-mobile work vehicle moveable through pipeline and method and a...
- Patent number 5,451,284
- Issue date Sep 19, 1995
- Nippon Kokan Koji Kabushiki Kaisha
- Shintaro Ikeda
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Gas shield chamber for arc welding of rails
- Patent number 4,686,341
- Issue date Aug 11, 1987
- Nippon Kokan Kabushiki Kaisha
- Hirokazu Nomura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Gas-shielded arc welding apparatus
- Patent number 4,672,173
- Issue date Jun 9, 1987
- Nippon Kokan Kabushiki Kaisha
- Hirokazu Nomura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Pipe end cutting apparatus
- Patent number 4,550,635
- Issue date Nov 5, 1985
- Nippon Kokan Kabushiki Kaisha
- Kiyoshi Kanayama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for welding by magnetically driven arc
- Patent number 4,511,784
- Issue date Apr 16, 1985
- Nippon Kokan Koji Kabushiki Kaisha
- Hideaki Miyamori
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Nippon Kokan Koji Kabushiki Kaisha

Organization

Patents Grantslast 30 patents

Jointing apparatus of thermo plastic pipes

Method for applying corrosion-protective coating to joint between c...

Self-mobile work vehicle moveable through pipeline and method and a...

Gas shield chamber for arc welding of rails

Gas-shielded arc welding apparatus

Pipe end cutting apparatus

Method for welding by magnetically driven arc