Growing community of inventors

Kingsport, TN, United States of America

Charles Sumner

Average Co-Inventor Count = 9.26

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 = 25

Charles Sumner ↔ Kenny Randolph Parker (2 patents)Charles Sumner ↔ Mesfin Ejerssa Janka (2 patents)Charles Sumner ↔ Lee R Partin (2 patents)Charles Sumner ↔ Ashfaq Shahanawaz Shaikh (2 patents)Charles Sumner ↔ David Lange (2 patents)Charles Sumner ↔ Bradford Russell Bowers (2 patents)Charles Sumner ↔ Michael Charles Morrow (2 patents)Charles Sumner ↔ Jason Christopher Jenkins (1 patent)Charles Sumner ↔ Paula Moody (1 patent)Charles Sumner ↔ Thomas Shanks (1 patent)Charles SumnerCharles Sumner (2 patents)Kenny Randolph ParkerKenny Randolph Parker (150 patents)Mesfin Ejerssa JankaMesfin Ejerssa Janka (70 patents)Lee R PartinLee R Partin (70 patents)Ashfaq Shahanawaz ShaikhAshfaq Shahanawaz Shaikh (56 patents)David LangeDavid Lange (28 patents)Bradford Russell BowersBradford Russell Bowers (12 patents)Michael Charles MorrowMichael Charles Morrow (12 patents)Jason Christopher JenkinsJason Christopher Jenkins (14 patents)Paula MoodyPaula Moody (9 patents)Thomas ShanksThomas Shanks (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Eastman Chemical Company (2 from 2,007 patents)


2 patents:

1. 9428480 - Oxidation process to produce a crude and/or purified carboxylic acid product

2. 9199958 - Oxidation process to produce a crude and/or purified carboxylic acid product

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as of
1/23/2026
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