Growing community of inventors

Ankeny, IA, United States of America

Philip R Johnson

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 = 4

Philip R JohnsonPatrick M Murphy (1 patent)Philip R JohnsonPhilip R Johnson (1 patent)Patrick M MurphyPatrick M Murphy (7 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Deere & Company (1 from 8,504 patents)


1 patent:

1. 10645916 - Integrated lighting system in a carbon fiber boom and method thereof

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1/7/2026
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