3 Utility and 22 Design Patents
#22 in Boston, MA
#162 in Massachusetts
#4,652 in US
#8,062 in the World
rank by design patentsForward Citations = 479
Company Filing History:



4. 1 out of 69
Gemstar Development Corporation
5. 1 out of 2
Videoguide, Inc.
where one patent can have more than one assignee
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