Yuji Okuyama

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Tama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Wire-cut electric discharge machine
- Patent number 4,689,457
- Issue date Aug 25, 1987
- Fanuc Ltd.
- Shunzo Izumiya
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electric discharge machining power source
- Patent number 4,590,353
- Issue date May 20, 1986
- Fanuc Ltd.
- Haruki Obara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Wire-cut electric discharge machining apparatus
- Patent number 4,581,513
- Issue date Apr 8, 1986
- Fanuc Ltd.
- Haruki Obara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR