34 Utility Patents
#8 in Golden Valley, MN
#1,372 in Minnesota
#38,303 in US
#73,267 in the World
Forward Citations = 10,709
Company Filing History:
Raymedica, Inc.
Surgical Dynamics, Inc.
Cedar Surgical, Inc.
4. 4 out of 4
Charles D. Ray, Ltd.
5. 2 out of 830,757 patents
Other
where one patent can have more than one assignee
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