Growing community of inventors

Markham, Canada

John Black

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 = 16

John BlackDouglas B Brown (1 patent)John BlackJohn Black (1 patent)Douglas B BrownDouglas B Brown (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ireton International, Inc. (1 from 1 patent)


1 patent:

1. 5770017 - Method for ablative heat transfer

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as of
12/20/2025
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