80 Utility Patents
#19 in Portola Valley, CA
#2,738 in California
#8,346 in US
#15,221 in the World
Forward Citations = 3,185
Company Filing History:





Ricoh Corporation
4. 3 out of 831,952 patents
Other
5. 1 out of 1
Ricaoh Corporation
where one patent can have more than one assignee
Get your Inventor Badge Today