Growing community of inventors

Lizella, GA, United States of America

Darrel R Stephens

Average Co-Inventor Count = 7.00

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 = 24

Darrel R Stephens ↔ John N Jewell (1 patent)Darrel R Stephens ↔ Charles H Wysowski (1 patent)Darrel R Stephens ↔ Gregory J Bricker (1 patent)Darrel R Stephens ↔ Dennis L Sinksen (1 patent)Darrel R Stephens ↔ Evelyn M Andrews (1 patent)Darrel R Stephens ↔ Ernest E Collins (1 patent)Darrel R StephensDarrel R Stephens (1 patent)John N JewellJohn N Jewell (8 patents)Charles H WysowskiCharles H Wysowski (2 patents)Gregory J BrickerGregory J Bricker (1 patent)Dennis L SinksenDennis L Sinksen (1 patent)Evelyn M AndrewsEvelyn M Andrews (1 patent)Ernest E CollinsErnest E Collins (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Brown & Williamson Tobacco Corporation (1 from 282 patents)


1 patent:

1. 5284164 - Method for improving the quality of products produced in the cigarette

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as of
12/19/2025
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