Takuji Sakamoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
System and method for displaying an image indicating a positional r...
- Patent number 8,681,228
- Issue date Mar 25, 2014
- Ricoh Company, Ltd.
- Koichi Ejiri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for displaying an image indicating a positional r...
- Patent number 7,529,430
- Issue date May 5, 2009
- Ricoh Company, Ltd.
- Koichi Ejiri
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for displaying an image indicating a positional r...
- Patent number 7,298,919
- Issue date Nov 20, 2007
- Ricoh Company, Ltd.
- Koichi Ejiri
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for displaying an image indicating a positional r...
- Patent number 6,798,924
- Issue date Sep 28, 2004
- Ricoh Company, Ltd.
- Koichi Ejiri
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for displaying an image indicating a positional r...
- Patent number 6,466,701
- Issue date Oct 15, 2002
- Ricoh Company, Ltd.
- Koichi Ejiri
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR DISPLAYING AN IMAGE INDICATING A POSITIONAL R...
- Publication number 20090185054
- Publication date Jul 23, 2009
- Koichi Ejiri
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR DISPLAYING AN IMAGE INDICATING A POSITIONAL R...
- Publication number 20070122059
- Publication date May 31, 2007
- Koichi Ejiri
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System and method for displaying an image indicating a positional r...
- Publication number 20040218833
- Publication date Nov 4, 2004
- Koichi Ejiri
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System and method for displaying an image indicating a positional r...
- Publication number 20030002750
- Publication date Jan 2, 2003
- Koichi Ejiri
- G06 - COMPUTING CALCULATING COUNTING