65 Utility and 3 Design Patents
#1 in Leeds, MA
#506 in Massachusetts
#12,414 in US
#22,933 in the World
rank by utility patentsForward Citations = 2,162
Company Filing History:


3d Systems, Inc.
4. 5 out of 831,952 patents
Other
5. 4 out of 31

where one patent can have more than one assignee
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