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Evansville, IN, United States of America

Edward R Knapp

Average Co-Inventor Count = 2.40

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 = 33

Edward R KnappMiranda A Knapp (1 patent)Edward R KnappDon Ledbetter (1 patent)Edward R KnappEdward R Knapp (2 patents)Miranda A KnappMiranda A Knapp (1 patent)Don LedbetterDon Ledbetter (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,880 patents)

2. Pioneer Plastics Corporation (1 from 10 patents)


2 patents:

1. 6003803 - Extension cord holder

2. 5542540 - Box lid support

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as of
1/2/2026
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