Growing community of inventors

Spirit Lake, IA, United States of America

John A Prochnow

Average Co-Inventor Count = 1.33

ph-index = 3

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 = 71

John A ProchnowCharles J Cihlar (2 patents)John A ProchnowJohn A Prochnow (4 patents)Charles J CihlarCharles J Cihlar (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Berkley Corporation (3 from 60 patents)

2. Pure Fishing, Inc. (1 from 51 patents)


4 patents:

1. 8883231 - Packaged artificial soft baits

2. 5827551 - Fish attractant

3. 5089277 - Fish bait and method of making same

4. 4826691 - Carrier for fish attractant

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as of
12/20/2025
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