Growing community of inventors

Albuquerque, NM, United States of America

Randy L Duvall

Average Co-Inventor Count = 4.00

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 = 83

Randy L Duvall ↔ Dennis P Roach (1 patent)Randy L Duvall ↔ Stephen Neidigk (1 patent)Randy L Duvall ↔ Kirk A Rackow (1 patent)Randy L DuvallRandy L Duvall (1 patent)Dennis P RoachDennis P Roach (9 patents)Stephen NeidigkStephen Neidigk (6 patents)Kirk A RackowKirk A Rackow (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sandia Corporation (1 from 1,765 patents)


1 patent:

1. 9121817 - Ultrasonic testing device having an adjustable water column

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as of
12/20/2025
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