Growing community of inventors

Estacada, OR, United States of America

Larry D Marshal

Average Co-Inventor Count = 5.00

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 = 8

Larry D Marshal ↔ Brian D Campbell (1 patent)Larry D Marshal ↔ Richard R Estep (1 patent)Larry D Marshal ↔ Thomas E Dixon (1 patent)Larry D Marshal ↔ James E Brosh (1 patent)Larry D MarshalLarry D Marshal (1 patent)Brian D CampbellBrian D Campbell (4 patents)Richard R EstepRichard R Estep (2 patents)Thomas E DixonThomas E Dixon (2 patents)James E BroshJames E Brosh (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cascade Corporation (1 from 136 patents)


1 patent:

1. 6572082 - Railway boxcar door operating unit

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12/20/2025
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