Hiroaki Sasaki

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Yotsukaido, JP

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Patents Grantslast 30 patents

Information Patent Grant
Work roll with dulled surface having geometrically patterned uneven...
- Patent number 4,841,611
- Issue date Jun 27, 1989
- Kawasaki Steel Corporation
- Takashi Kusaba
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for butt welding steel strips by using a laser beam in a...
- Patent number 4,626,651
- Issue date Dec 2, 1986
- Kawasaki Steel Corporation
- Shigeki Taniguchi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for butt welding steel strips by using a laser beam in a...
- Patent number 4,623,777
- Issue date Nov 18, 1986
- Kawasaki Steel Corporation
- Masaki Aihara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Welding process using laser beam
- Patent number 4,546,230
- Issue date Oct 8, 1985
- Kawasaki Steel Corporation
- Hiroaki Sasaki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR