Growing community of inventors

Clarkston, MI, United States of America

Spyros E Drutis

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 = 18

Spyros E Drutis ↔ Nabil M Issa (1 patent)Spyros E Drutis ↔ Hans A Dourra (1 patent)Spyros E Drutis ↔ Gary J Binienda (1 patent)Spyros E Drutis ↔ Samer H Halawi (1 patent)Spyros E DrutisSpyros E Drutis (1 patent)Nabil M IssaNabil M Issa (15 patents)Hans A DourraHans A Dourra (5 patents)Gary J BiniendaGary J Binienda (1 patent)Samer H HalawiSamer H Halawi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Chrysler Corporation (1 from 1,986 patents)


1 patent:

1. 5777211 - Method to determine the remaining useful life of automatic transmission

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as of
1/14/2026
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