Growing community of inventors

Coraopolis, PA, United States of America

John J Crawford

Average Co-Inventor Count = 5.00

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 = 18

John J Crawford ↔ Stephen J Stanley (1 patent)John J Crawford ↔ Charles Sumner (1 patent)John J Crawford ↔ Vitus Tuan Wei (1 patent)John J Crawford ↔ Richard John McNab (1 patent)John J CrawfordJohn J Crawford (1 patent)Stephen J StanleyStephen J Stanley (13 patents)Charles SumnerCharles Sumner (10 patents)Vitus Tuan WeiVitus Tuan Wei (3 patents)Richard John McNabRichard John McNab (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Abb Lummus Global Inc. (1 from 93 patents)


1 patent:

1. 5979177 - Ethylene plant refrigeration system

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12/27/2025
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