Growing community of inventors

Portland, OR, United States of America

Ralph E Luchterhand

Average Co-Inventor Count = 3.00

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

Ralph E Luchterhand ↔ Robert A Records (1 patent)Ralph E Luchterhand ↔ John F Detroit (1 patent)Ralph E LuchterhandRalph E Luchterhand (1 patent)Robert A RecordsRobert A Records (2 patents)John F DetroitJohn F Detroit (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. U.S. Natural Resources, Log Boss Systems Division (1 from 1 patent)


1 patent:

1. 4886156 - Log conveyor system

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12/12/2025
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