Growing community of inventors

Monroeville, PA, United States of America

David M Junker

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 = 45

David M JunkerCharles R Wiedrich (1 patent)David M JunkerRobert B Simmons (1 patent)David M JunkerDavid M Junker (1 patent)Charles R WiedrichCharles R Wiedrich (17 patents)Robert B SimmonsRobert B Simmons (13 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ppg Industries, Inc. (1 from 2,825 patents)


1 patent:

1. 5089127 - Chemical feed apparatus

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