Growing community of inventors

Wilmington, DE, United States of America

Thomas B Ray

Average Co-Inventor Count = 2.00

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 = 66

Thomas B Ray ↔ Roy S Chaleff (2 patents)Thomas B RayThomas B Ray (2 patents)Roy S ChaleffRoy S Chaleff (6 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. E.i. Dupont De Nemours and Company (2 from 16,338 patents)


2 patents:

1. 4774381 - Herbicide resistant tobacco

2. 4757011 - Herbicide resistant tobacco

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as of
12/27/2025
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