31 Utility Patents
#6 in Littleton, MA
#2,326 in Massachusetts
#45,280 in US
#87,406 in the World
Forward Citations = 815
Company Filing History:

General Scanning, Inc.
Electro Scientific Industries, Inc.
4. 4 out of 56
Gsi Lumonics Corporation
5. 2 out of 197

where one patent can have more than one assignee
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