Growing community of inventors

Etobicoke, Canada

John A Gray

Average Co-Inventor Count = 3.00

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 = 26

John A Gray ↔ John E Waller (1 patent)John A Gray ↔ David A Aston (1 patent)John A GrayJohn A Gray (1 patent)John E WallerJohn E Waller (4 patents)David A AstonDavid A Aston (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Dearborn Chemical Company Ltd. (1 from 18 patents)


1 patent:

1. 4810405 - Rust removal and composition thereof

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1/13/2026
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