Growing community of inventors

Elgin, IL, United States of America

John E Kopala

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 = 30

John E KopalaJohn E Kopala (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Gnb Technologies, Inc. (2 from 53 patents)


2 patents:

1. 6183903 - Plastic battery container having reduced end wall deflection

2. 6117588 - Detachable battery handle assembly

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as of
12/31/2025
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