Growing community of inventors

Dunkerton, IA, United States of America

Earl Franklin Canfield

Average Co-Inventor Count = 6.00

ph-index = 2

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 = 32

Earl Franklin CanfieldJames Thomas Noonan (2 patents)Earl Franklin CanfieldMark Alan Cracraft (2 patents)Earl Franklin CanfieldJesse D Haecker (2 patents)Earl Franklin CanfieldJerry Bob Hall (2 patents)Earl Franklin CanfieldDonald Lee Goodrich (2 patents)Earl Franklin CanfieldEarl Franklin Canfield (2 patents)James Thomas NoonanJames Thomas Noonan (45 patents)Mark Alan CracraftMark Alan Cracraft (18 patents)Jesse D HaeckerJesse D Haecker (12 patents)Jerry Bob HallJerry Bob Hall (7 patents)Donald Lee GoodrichDonald Lee Goodrich (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Deere & Company (2 from 8,489 patents)


2 patents:

1. 8087216 - Cotton harvester for producing modules which can be automatically identified and oriented

2. 7694491 - Cotton harvester for producing modules which can be automatically identified and oriented

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as of
1/4/2026
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