Billerica, MA, United States of America

Adds, Inc.


USPTO Granted Patents = 3

Trademarks = 1

Forward Citations = 1,081

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6 inventors (with patents filed for the assignee):

goldMedal Harold J Liff (3 out of 17 patents)

silverMedal Brian T Hart (3 out of 16 patents)

bronzeMedal Robert L Wallace (3 out of 15 patents)

4 Arthur A Berube (3 out of 16 patents)

5 Richard D Hart (1 out of 14 patents)

6 Enea W Bossi, Deceased (1 out of 1 patent)


3 patents:

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USPTO Data Jan 1 1976 - Dec 2 2025

3 Patents

#85 in Billerica, MA

#3,874 in Massachusetts

#71,923 in US

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Billerica, MA, United States of America
Forward Citations = 1,081

6 inventors:

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