Growing community of inventors

Penn Hills Township, PA, United States of America

Donald L Rush

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 = 48

Donald L Rush ↔ Norman W May (1 patent)Donald L RushDonald L Rush (1 patent)Norman W MayNorman W May (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Aeg Westinghouse Transportation Systems (1 from 24 patents)


1 patent:

1. 5006847 - Train motion detection apparatus

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12/21/2025
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