Waltham, MA, United States of America

Black & Webster, Inc.


USPTO Granted Patents = 2

Forward Citations = 10

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2 inventors (with patents filed for the assignee):

goldMedal Douglas J Livingston (1 out of 2 patents)

silverMedal Robert W Johnston (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#256 in Waltham, MA

#4,825 in Massachusetts

#92,695 in US

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Waltham, MA, United States of America
Forward Citations = 10

2 inventors:

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