Akito Ando

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming and repairing a mask for photolithography
- Patent number 5,686,207
- Issue date Nov 11, 1997
- Seiko Instruments Inc.
- Masayuki Suda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of electrochemical fine processing
- Patent number 5,366,613
- Issue date Nov 22, 1994
- Seiko Instruments Inc.
- Masayuki Suda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrochemical fine processing apparatus
- Patent number 5,344,539
- Issue date Sep 6, 1994
- Seiko Instruments Inc.
- Masataka Shinogi
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Optical fine processing apparatus
- Patent number 5,288,382
- Issue date Feb 22, 1994
- Seiko Instruments, Inc.
- Masataka Shinogi
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR