Growing community of inventors

West Chester, OH, United States of America

Tom Chamberlain

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 = 29

Tom Chamberlain ↔ John S Reynolds (1 patent)Tom Chamberlain ↔ Terry Lievestro (1 patent)Tom ChamberlainTom Chamberlain (1 patent)John S ReynoldsJohn S Reynolds (7 patents)Terry LievestroTerry Lievestro (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Lehr Precision, Inc. (1 from 6 patents)


1 patent:

1. 7192260 - Progressive cavity pump/motor stator, and apparatus and method to manufacture same by electrochemical machining

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as of
12/27/2025
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