Growing community of inventors

Cleveland, OH, United States of America

John Matthew Root

Average Co-Inventor Count = 4.36

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 = 2

John Matthew RootWilliam Winder Beers (2 patents)John Matthew RootJames Edward Murphy (2 patents)John Matthew RootWilliam Erwin Cohen (1 patent)John Matthew RootFangming Du (1 patent)John Matthew RootSrinivas Prasad Sista (1 patent)John Matthew RootClark David Nelson (1 patent)John Matthew RootJenna Marie Novak (1 patent)John Matthew RootJohn Matthew Root (2 patents)William Winder BeersWilliam Winder Beers (73 patents)James Edward MurphyJames Edward Murphy (58 patents)William Erwin CohenWilliam Erwin Cohen (28 patents)Fangming DuFangming Du (23 patents)Srinivas Prasad SistaSrinivas Prasad Sista (16 patents)Clark David NelsonClark David Nelson (9 patents)Jenna Marie NovakJenna Marie Novak (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. General Electric Company (1 from 51,907 patents)

2. Current Lighting Solutions, LLC (1 from 127 patents)


2 patents:

1. 11702348 - Purified potassium hexafluoromanganate and methods for purifying potassium hexafluoromanganate

2. 10047286 - Color stable red-emitting phosphors

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12/28/2025
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