Growing community of inventors

Randolph, VT, United States of America

Lewis E Crain

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 = 3

Lewis E CrainJohn H Guest (1 patent)Lewis E CrainLewis E Crain (1 patent)John H GuestJohn H Guest (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Vermont Castings, Inc. (1 from 45 patents)


1 patent:

1. 4858536 - Ash pan assembly for wood burning stove

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as of
12/18/2025
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