Growing community of inventors

Tarzana, NY, United States of America

John R Duncan

Average Co-Inventor Count = 4.00

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 = 4

John R Duncan ↔ William E Wright (1 patent)John R Duncan ↔ Ross A Moyer (1 patent)John R Duncan ↔ Roderick G Rohrberg (1 patent)John R DuncanJohn R Duncan (1 patent)William E WrightWilliam E Wright (13 patents)Ross A MoyerRoss A Moyer (7 patents)Roderick G RohrbergRoderick G Rohrberg (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Carrier Corporation (1 from 3,953 patents)


1 patent:

1. 4421972 - Pulsed direct current arc welding

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12/29/2025
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