Yukio Yamaguchi

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Yotsukaido, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus, backup and restore processing method
- Patent number 8,947,721
- Issue date Feb 3, 2015
- Ricoh Company, Ltd.
- Tatsuma Hirokawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing apparatus and method of automatic reboot
- Patent number 7,391,979
- Issue date Jun 24, 2008
- Ricoh Company, Ltd.
- Yukio Yamaguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image data processing unit for forming a plurality of identical ima...
- Patent number 5,606,656
- Issue date Feb 25, 1997
- Ricoh Company, Ltd.
- Yukio Yamaguchi
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS, BACKUP AND RESTORE PROCESSING METHOD
- Publication number 20130128313
- Publication date May 23, 2013
- Tatsuma HIROKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image processing apparatus and method of automatic reboot
- Publication number 20050179931
- Publication date Aug 18, 2005
- Yukio Yamaguchi
- G06 - COMPUTING CALCULATING COUNTING