7 Utility and 6 Design Patents
#46 in Milton, MA
#15,849 in Massachusetts
#290,700 in US
#597,499 in the World
rank by utility patentsForward Citations = 1,629
Company Filing History:
Swift Instruments, Inc.

Sperian Eye & Face Protection, Inc.
4. 1 out of 3,568

5. 1 out of 3
Sperian Eye & Face Protection, Inc. a Delaware Corporation
where one patent can have more than one assignee
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