Growing community of inventors

Houston, TX, United States of America

Dan R Schwertner

Average Co-Inventor Count = 4.00

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 = 71

Dan R Schwertner ↔ Melvyn F Whitby (1 patent)Dan R Schwertner ↔ Frank E Poe, Jr (1 patent)Dan R Schwertner ↔ Cooper L Dunn (1 patent)Dan R SchwertnerDan R Schwertner (1 patent)Melvyn F WhitbyMelvyn F Whitby (24 patents)Frank E Poe, JrFrank E Poe, Jr (1 patent)Cooper L DunnCooper L Dunn (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bowen Tools, Inc. (1 from 27 patents)


1 patent:

1. 4715456 - Slips for well pipe

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as of
12/11/2025
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