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Huntsville, AL, United States of America

Donald L Roberson

Average Co-Inventor Count = 2.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 3

Donald L Roberson ↔ Donald K Fronek (1 patent)Donald L RobersonDonald L Roberson (1 patent)Donald K FronekDonald K Fronek (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. US Government As Represented by the Secretary of the Army (1 from 8,684 patents)


1 patent:

1. 3967206 - Dual edge and level (DEL) flip-flop

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as of
12/21/2025
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