Masatoshi Murayama

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Patents Grantslast 30 patents

Information Patent Grant
Method of detecting root gap and arc welding method using the former
- Patent number 6,150,631
- Issue date Nov 21, 2000
- NKK Corporation
- Yuji Sugitani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lattice welding robot and method for the lattice welding
- Patent number 5,543,600
- Issue date Aug 6, 1996
- NKK Corporation
- Daisuke Ozamoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-speed rotative arc welding device
- Patent number 4,926,023
- Issue date May 15, 1990
- Nippon Kokan Kabushiki Kaisha
- Yuji Sugitani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Bevel profiling control method for arc welding
- Patent number 4,851,638
- Issue date Jul 25, 1989
- Nippon Kokan Kabushiki Kaisha
- Yuji Sugitani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of high-speed rotation arc automatic fillet welding
- Patent number 4,760,241
- Issue date Jul 26, 1988
- Nippon Kokan Kabushiki Kaisha
- Yuji Sugitani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Groove tracing control method for high-speed rotating arc fillet we...
- Patent number 4,704,513
- Issue date Nov 3, 1987
- Nippon Kokan Kabushiki Kaisha
- Yuji Sugitani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR