Growing community of inventors

Katy, TX, United States of America

John E Kotrla

Average Co-Inventor Count = 3.00

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 = 6

John E Kotrla ↔ William F Puccio (1 patent)John E Kotrla ↔ Stephen John Walker (1 patent)John E KotrlaJohn E Kotrla (1 patent)William F PuccioWilliam F Puccio (25 patents)Stephen John WalkerStephen John Walker (20 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Cameron International Corporation (1 from 984 patents)


1 patent:

1. 8657013 - Riser system

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12/27/2025
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