Growing community of inventors

Oak Park, IL, United States of America

Joel Z Cornfield

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 = 6

Joel Z Cornfield ↔ Bernard M Abraham (1 patent)Joel Z CornfieldJoel Z Cornfield (1 patent)Bernard M AbrahamBernard M Abraham (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Adastra Corporation (1 from 1 patent)


1 patent:

1. 5195998 - Meatal guard

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as of
1/22/2026
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