Growing community of inventors

Plymouth, MN, United States of America

David S Douglas

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 = 76

David S Douglas ↔ John S Dreibelbis (1 patent)David S Douglas ↔ Daniel R Rydquist (1 patent)David S DouglasDavid S Douglas (1 patent)John S DreibelbisJohn S Dreibelbis (5 patents)Daniel R RydquistDaniel R Rydquist (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Nordictrack, Inc. (1 from 38 patents)


1 patent:

1. D347251 - Strength training bench

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12/8/2025
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