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Warminster, PA, United States of America

Chester J Koenig

Average Co-Inventor Count = 2.00

ph-index = 2

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

Chester J KoenigN Allen Cargill (2 patents)Chester J KoenigChester J Koenig (2 patents)N Allen CargillN Allen Cargill (11 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,912 patents)

2. Technitrol, Inc. (1 from 19 patents)


2 patents:

1. 5657980 - Sorting feed mechanism

2. 5074433 - Document delivery and abort mechanism

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1/9/2026
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