Hideo Hayashi

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Ome-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pipe bender and method for spiral pipe bending with the pipe bender
- Patent number 8,650,922
- Issue date Feb 18, 2014
- Busyu Kogyo Co., Ltd.
- Hideo Hayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
PIPE BENDER AND METHOD FOR SPIRAL PIPE BENDING WITH THE PIPE BENDER
- Publication number 20130086962
- Publication date Apr 11, 2013
- BUSYU KOGYO CO., LTD.
- Hideo Hayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...