Growing community of inventors

Chicago, IL, United States of America

Leonard A Koniewicz

Average Co-Inventor Count = 2.00

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

Leonard A KoniewiczJerry P Gronwick (1 patent)Leonard A KoniewiczLeonard A Koniewicz (1 patent)Jerry P GronwickJerry P Gronwick (14 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Sloan Valve Company (1 from 318 patents)


1 patent:

1. 5542718 - Adjustable tail ground joint

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1/19/2026
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