Growing community of inventors

Portage, MI, United States of America

Michael R Shafer

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 = 113

Michael R Shafer ↔ Harry M Gilbert (1 patent)Michael R Shafer ↔ Martin P Franz (1 patent)Michael R Shafer ↔ Steven F Johnson (1 patent)Michael R Shafer ↔ John A Bird (1 patent)Michael R ShaferMichael R Shafer (1 patent)Harry M GilbertHarry M Gilbert (30 patents)Martin P FranzMartin P Franz (11 patents)Steven F JohnsonSteven F Johnson (3 patents)John A BirdJohn A Bird (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Spx Corporation (1 from 614 patents)


1 patent:

1. 5631831 - Diagnosis method for vehicle systems

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12/27/2025
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