Growing community of inventors

Great Sutton, United Kingdom

Peter Franklin Humphreys

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 = 2

Peter Franklin Humphreys ↔ Edwin Willis (1 patent)Peter Franklin HumphreysPeter Franklin Humphreys (1 patent)Edwin WillisEdwin Willis (8 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Lever Brothers Company (1 from 1,003 patents)


1 patent:

1. 4094807 - Preparation of detergent bars containing zinc oxide

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as of
12/19/2025
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