Growing community of inventors

Oak Lawn, IL, United States of America

Norbert S Modjeski

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 = 2

Norbert S Modjeski ↔ Edward F Groh (1 patent)Norbert S Modjeski ↔ William J McDowell (1 patent)Norbert S Modjeski ↔ Donald J Keefe (1 patent)Norbert S Modjeski ↔ Peter Groer (1 patent)Norbert S ModjeskiNorbert S Modjeski (1 patent)Edward F GrohEdward F Groh (9 patents)William J McDowellWilliam J McDowell (6 patents)Donald J KeefeDonald J Keefe (4 patents)Peter GroerPeter Groer (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The United States of America as Represented by the United States (1 from 3,975 patents)


1 patent:

1. 4144454 - Tape transport mechanism

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1/20/2026
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