Akio Kuromatsu

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of dressing, dressing system and dressing electrode for cond...
- Patent number 5,108,561
- Issue date Apr 28, 1992
- Applied Magnetic Lab Co., Ltd.
- Akio Kuromatsu
- B24 - GRINDING POLISHING
Information Patent Grant
Blade cutting method for hard brittle material
- Patent number 4,930,486
- Issue date Jun 5, 1990
- Applied Magnetic Lab. Co., Ltd.
- Akio Kuromatsu
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Blade cutting apparatus for hard brittle material
- Patent number 4,920,946
- Issue date May 1, 1990
- Applied Magnetic Lab. Co., Ltd.
- Akio Kuromatsu
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Grinding wheel and method for electrolytic and mechanical grinding
- Patent number 4,532,019
- Issue date Jul 30, 1985
- Nicco Machine Tool Company Ltd.
- Akio Kuromatsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Grinding wheel for electrolytic and mechanical grinding
- Patent number 4,490,158
- Issue date Dec 25, 1984
- Ohyo Jiki Lab. Co.
- Akio Kuromatsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrolytic/electric discharge machining of a non-conductive workp...
- Patent number 4,448,656
- Issue date May 15, 1984
- Ohyo Jiki Labolatory Company Ltd.
- Akio Kuromatsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR