Growing community of inventors

Waukegan, IL, United States of America

Harold F Hengesh

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 = 2

Harold F HengeshAnthony J Van Zeeland (1 patent)Harold F HengeshMichael J Marcier (1 patent)Harold F HengeshHarold F Hengesh (1 patent)Anthony J Van ZeelandAnthony J Van Zeeland (9 patents)Michael J MarcierMichael J Marcier (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Oak Industries, Inc. (1 from 90 patents)


1 patent:

1. 4458123 - Connector for attaching an electrical component to a membrane keyboard

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as of
12/12/2025
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