Haruho Niwa

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Tokai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fixture assembly for pipe materials
- Patent number 5,649,632
- Issue date Jul 22, 1997
- Kawasaki Steel Corporation
- Kaihei Terashima
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Furnace for heating pipes with upset portions
- Patent number 4,478,573
- Issue date Oct 23, 1984
- Chugai Ro Co., Ltd.
- Hideo Kitayama
- C21 - METALLURGY OF IRON