Growing community of inventors

Millis, MA, United States of America

Russell Barr

Average Co-Inventor Count = 2.11

ph-index = 3

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 = 108

Russell BarrPeter G Martin (3 patents)Russell BarrFred Sanford (3 patents)Russell BarrMartin Culverhouse (3 patents)Russell BarrWalter Sikora (3 patents)Russell BarrMelanie Russell (3 patents)Russell BarrRobert Bather (3 patents)Russell BarrRobert Hasselbaum (3 patents)Russell BarrRussell Barr (5 patents)Peter G MartinPeter G Martin (8 patents)Fred SanfordFred Sanford (3 patents)Martin CulverhouseMartin Culverhouse (3 patents)Walter SikoraWalter Sikora (3 patents)Melanie RussellMelanie Russell (3 patents)Robert BatherRobert Bather (3 patents)Robert HasselbaumRobert Hasselbaum (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Invensys Systems, Inc. (5 from 383 patents)


5 patents:

1. 8155791 - Systems and methods for isobutyl alcohol (IBA) recovery

2. 8055371 - Services portal

3. 7966096 - Systems and methods for isobutyl alcohol (IBA) recovery

4. 7840296 - Services portal

5. 7328078 - Services portal

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as of
12/15/2025
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