Masakazu Miyashita

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Kokubunji-City, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Centerless grinding machine
- Patent number 4,763,448
- Issue date Aug 16, 1988
- Junichi Yoshioka
- B24 - GRINDING POLISHING
Information Patent Grant
Rotary table unit
- Patent number 4,656,951
- Issue date Apr 14, 1987
- Citizen Watch Co., Ltd.
- Sosaku Kimura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Table mechanism for controlling table attitude
- Patent number 4,653,408
- Issue date Mar 31, 1987
- Citizen Watch Co., Ltd.
- Mitsuyoshi Nagashima
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Measuring device for oblique angle
- Patent number 4,543,724
- Issue date Oct 1, 1985
- Citizen Watch Co., Ltd.
- Kazuo Shiba
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for producing a grinding wheel by electroplating
- Patent number 4,528,074
- Issue date Jul 9, 1985
- Nissin Machine Works, Limited
- Masakazu Miyashita
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Servo control system
- Patent number 4,193,644
- Issue date Mar 18, 1980
- Citizen Watch Co., Ltd.
- Masakazu Miyashita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR