Growing community of inventors

Utica, MI, United States of America

Roy O Erickson

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 = 10

Roy O EricksonKeith D Marsh (1 patent)Roy O EricksonRoy O Erickson (1 patent)Keith D MarshKeith D Marsh (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Colt Industries Operating Corporation (1 from 153 patents)


1 patent:

1. 4483508 - Gradient power valve assembly

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/20/2025
Loading…