Yoshiyuki Ishizuka

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Hirakata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus capable of changing the surface potential o...
- Patent number 5,331,379
- Issue date Jul 19, 1994
- Mita Industrial Co., Ltd.
- Shinsaku Yoneda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copying apparatus
- Patent number 5,214,474
- Issue date May 25, 1993
- Mita Industrial Co., Ltd.
- Yoshiyuki Ishizuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY