Keizou Baba

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Kanagawa-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Facsimile device and a facsimile device monitoring system
- Patent number 7,369,281
- Issue date May 6, 2008
- Ricoh Company, Ltd.
- Keizou Baba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Facsimile device and a facsimile device monitoring system
- Patent number 7,170,646
- Issue date Jan 30, 2007
- Ricoh Company, Ltd.
- Keizou Baba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Facsimile device and a facsimile device monitoring system
- Patent number 6,882,450
- Issue date Apr 19, 2005
- Ricoh Company, Ltd.
- Keizou Baba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Facsimile apparatus having operator's presence presuming function
- Patent number 6,057,945
- Issue date May 2, 2000
- Ricoh Company, Ltd.
- Keizou Baba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Facsimile apparatus having operator's presence presuming function
- Patent number 5,946,108
- Issue date Aug 31, 1999
- Ricoh Company, Ltd.
- Keizou Baba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Facsimile apparatus having operator's presence presuming function
- Patent number 5,508,824
- Issue date Apr 16, 1996
- Ricoh Company, Ltd.
- Keizou Baba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Facsimile device and a facsimile device monitoring system
- Publication number 20070081198
- Publication date Apr 12, 2007
- RICOH COMPANY, LTD.
- Keizou Baba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE