80 Utility Patents
#19 in Portola Valley, CA
#2,635 in California
#8,075 in US
#14,643 in the World
Forward Citations = 3,145
Company Filing History:





Ricoh Corporation
4. 3 out of 830,757 patents
Other
5. 1 out of 1
Ricaoh Corporation
where one patent can have more than one assignee
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