21 Utility Patents
#221 in Lexington, MA
#4,195 in Massachusetts
#80,130 in US
#157,512 in the World
Forward Citations = 439
Company Filing History:
Active Precision, Inc.
General Scanning, Inc.

4. 2 out of 22

5. 2 out of 7
Infrastructure Preservation Corporation
where one patent can have more than one assignee
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