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Libertyville, IL, United States of America

Roman Buch

Average Co-Inventor Count = 3.00

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

Roman Buch ↔ Burton L Siegal (1 patent)Roman Buch ↔ Stephen R Orth (1 patent)Roman BuchRoman Buch (1 patent)Burton L SiegalBurton L Siegal (42 patents)Stephen R OrthStephen R Orth (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Johnson Pumps of America Inc. (1 from 5 patents)


1 patent:

1. 5622477 - Switch for bilge and sump/pump with automatic float control

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as of
12/31/2025
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