Yasuko YOSHIKAWA

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Positional deviation correction pattern, method of forming position...
- Patent number 9,817,350
- Issue date Nov 14, 2017
- Ricoh Company, Limited
- Junichi Mizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with controller to reduce attachment of dev...
- Patent number 9,753,408
- Issue date Sep 5, 2017
- Ricoh Company, Ltd.
- Yasuko Yoshikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS, METHOD FOR CONTROLLING IMAGE FORMING APPAR...
- Publication number 20160370735
- Publication date Dec 22, 2016
- Yasuko YOSHIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POSITIONAL DEVIATION CORRECTION PATTERN, METHOD OF FORMING POSITION...
- Publication number 20160170354
- Publication date Jun 16, 2016
- RICOH COMPANY, LIMITED
- Junichi MIZAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE