Growing community of inventors

Concord, NH, United States of America

Andrew C Spain

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 = 2

Andrew C Spain ↔ Robert P Laplante (1 patent)Andrew C SpainAndrew C Spain (1 patent)Robert P LaplanteRobert P Laplante (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Freudenberg-Nok General Partnership (1 from 225 patents)


1 patent:

1. 7025357 - Shaft seal having lip supports

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1/16/2026
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