15 Utility Patents
#13 in Topsfield, MA
#6,344 in Massachusetts
#119,110 in US
#237,561 in the World
Forward Citations = 423
Company Filing History:
D.c. Transformation, Inc.
Other

4. 2 out of 43
Avco Everett Research Laboratory, Inc.
5. 1 out of 3,255

where one patent can have more than one assignee
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