Vienna, VA, United States of America

Isdn Systems Corporation


USPTO Granted Patents = 1

Forward Citations = 55

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4 inventors (with patents filed for the assignee):

goldMedal James F Landry (1 out of 7 patents)

silverMedal Michael Joseph Giovannoni (1 out of 11 patents)

bronzeMedal Thomas DeBruyne Stearns (1 out of 2 patents)

4 Joseph David Kralowetz (1 out of 9 patents)


1 patent:

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USPTO Data Jan 1 1976 - Dec 2 2025

1 Patents

#82 in Vienna, VA

#2,531 in Virginia

#133,826 in US

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Vienna, VA, United States of America
Forward Citations = 55

4 inventors:

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