Growing community of inventors

Hermitage, TN, United States of America

Francis Johns

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

Francis Johns ↔ Stephen Eric Mills (1 patent)Francis JohnsFrancis Johns (1 patent)Stephen Eric MillsStephen Eric Mills (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gibson Brands, Inc. (1 from 41 patents)


1 patent:

1. 9257112 - Single coil parallel tapped magnetic pickup

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1/16/2026
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