Growing community of inventors

Cooperstown, ND, United States of America

Tohn J Dahl

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 = 1

Tohn J DahlDean S Somerville (1 patent)Tohn J DahlTohn J Dahl (1 patent)Dean S SomervilleDean S Somerville (13 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,843 patents)


1 patent:

1. 7073783 - Hydraulic-operated vise device

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12/29/2025
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