Growing community of inventors

Normandy Park, WA, United States of America

Douglas E Nichols

Average Co-Inventor Count = 2.00

ph-index = 2

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 = 65

Douglas E NicholsBrent G Anderson (2 patents)Douglas E NicholsDouglas E Nichols (2 patents)Brent G AndersonBrent G Anderson (22 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (2 from 832,966 patents)


2 patents:

1. 7699752 - Exercise activity recording system

2. 7507183 - Health club exercise records system

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as of
1/17/2026
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