Growing community of inventors

Singapore, Singapore

John A Fitzgerald

Average Co-Inventor Count = 7.00

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 = 46

John A Fitzgerald ↔ John C Vicic (1 patent)John A Fitzgerald ↔ Ronald D Quates (1 patent)John A Fitzgerald ↔ Appavoo Thangarasu (1 patent)John A Fitzgerald ↔ Rudolf R Schoen (1 patent)John A Fitzgerald ↔ Tod Aldridge (1 patent)John A Fitzgerald ↔ Allan K McGregor (1 patent)John A FitzgeraldJohn A Fitzgerald (1 patent)John C VicicJohn C Vicic (18 patents)Ronald D QuatesRonald D Quates (3 patents)Appavoo ThangarasuAppavoo Thangarasu (2 patents)Rudolf R SchoenRudolf R Schoen (2 patents)Tod AldridgeTod Aldridge (1 patent)Allan K McGregorAllan K McGregor (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fmc Corporation (1 from 2,510 patents)


1 patent:

1. 5180008 - Wellhead seal for wide temperature and pressure ranges

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as of
1/8/2026
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