Growing community of inventors

Fairfax Station, VA, United States of America

Robert S Ellsworth

Average Co-Inventor Count = 1.33

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 = 88

Robert S EllsworthJohn P Durban (1 patent)Robert S EllsworthRobert S Ellsworth (2 patents)John P DurbanJohn P Durban (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,966 patents)

2. Dakota Technologies, Inc. (1 from 7 patents)


2 patents:

1. 5853130 - Proximity sensing shower system

2. 5432959 - System for regulating water flow in a toilet

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as of
1/16/2026
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