Growing community of inventors

Tempe, AZ, United States of America

Todd Johnson

Average Co-Inventor Count = 3.43

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 = 11

Todd JohnsonMichael Marsaglia (2 patents)Todd JohnsonJohn Schemenaur (2 patents)Todd JohnsonLee Ellershaw (1 patent)Todd JohnsonTodd Johnson (2 patents)Michael MarsagliaMichael Marsaglia (2 patents)John SchemenaurJohn Schemenaur (2 patents)Lee EllershawLee Ellershaw (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Morton International, Inc. (2 from 665 patents)


2 patents:

1. 6444140 - Micro-etch solution for producing metal surface topography

2. 6117250 - Thiazole and thiocarbamide based chemicals for use with oxidative

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1/10/2026
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