Growing community of inventors

Brooklyn Park, MN, United States of America

Douglas P Cornelius

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 = 11

Douglas P Cornelius ↔ Charles G Erickson (1 patent)Douglas P CorneliusDouglas P Cornelius (1 patent)Charles G EricksonCharles G Erickson (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Cornelius Products Inc. (1 from 1 patent)


1 patent:

1. 4392953 - Aquarium filtration apparatus

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as of
12/20/2025
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