Growing community of inventors

Shelbyville, MI, United States of America

John A Nobel

Average Co-Inventor Count = 5.00

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 = 5

John A Nobel ↔ Robert Leroy Middleton, Jr (2 patents)John A Nobel ↔ Douglas Michael Johnson (1 patent)John A Nobel ↔ Robert Edward Leedy (1 patent)John A NobelJohn A Nobel (1 patent)Robert Leroy Middleton, JrRobert Leroy Middleton, Jr (9 patents)Douglas Michael JohnsonDouglas Michael Johnson (3 patents)Robert Edward LeedyRobert Edward Leedy (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Middleville Tool and Die Company (1 from 10 patents)


1 patent:

1. 8091201 - Stamped tubular member and method and apparatus for making same

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as of
1/14/2026
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