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USPTO Data Jan 1 1976 - Dec 23 2025
1 Patents
#6 in Middleburg, VA
#2,528 in Virginia
#133,811 in US
Hellen Systems
Forward Citations = 0
4 inventors:
Middleburg, VA, United States of America
Hellen Systems
EPO Patents = 1
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Paul Virgilio (1 out of 2 patents)
David Daniel (1 out of 2 patents)
Konstantinos Bontzos (1 out of 1 patent)
4. John Young (1 out of 1 patent)
1 patent:
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1 patent (EPO):
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