Growing community of inventors

Ft. Washington, MD, United States of America

Jon Colfield

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 = 13

Jon Colfield ↔ Eugene Ellis Nolting (1 patent)Jon Colfield ↔ Roy Richard (1 patent)Jon Colfield ↔ Steven Peterson (1 patent)Jon ColfieldJon Colfield (1 patent)Eugene Ellis NoltingEugene Ellis Nolting (5 patents)Roy RichardRoy Richard (3 patents)Steven PetersonSteven Peterson (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. USA As Represented by Secretary of the Navy (1 from 16,080 patents)


1 patent:

1. 5960026 - Organic waste disposal system

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12/16/2025
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