Growing community of inventors

Buffalo Grove, IL, United States of America

Donald O'Brien

Average Co-Inventor Count = 2.24

ph-index = 4

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 = 52

Donald O'BrienJohn M Loberger (3 patents)Donald O'BrienBrendan F Doorhy (3 patents)Donald O'BrienBrian Scott Gaza (3 patents)Donald O'BrienGraeme S Bayley (3 patents)Donald O'BrienJoseph Mazza (3 patents)Donald O'BrienFelice DiMascio (2 patents)Donald O'BrienKun Xiong (1 patent)Donald O'BrienNicholas Ryan Denny (1 patent)Donald O'BrienDavid R Papanek (1 patent)Donald O'BrienEmily Rader (1 patent)Donald O'BrienGary Tabor (1 patent)Donald O'BrienJames L Jefferson (1 patent)Donald O'BrienFelice Di Mascio (0 patent)Donald O'BrienDonald O'Brien (7 patents)John M LobergerJohn M Loberger (41 patents)Brendan F DoorhyBrendan F Doorhy (29 patents)Brian Scott GazaBrian Scott Gaza (26 patents)Graeme S BayleyGraeme S Bayley (20 patents)Joseph MazzaJoseph Mazza (9 patents)Felice DiMascioFelice DiMascio (18 patents)Kun XiongKun Xiong (20 patents)Nicholas Ryan DennyNicholas Ryan Denny (15 patents)David R PapanekDavid R Papanek (2 patents)Emily RaderEmily Rader (2 patents)Gary TaborGary Tabor (1 patent)James L JeffersonJames L Jefferson (1 patent)Felice Di MascioFelice Di Mascio (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bradley Fixtures Corporation (3 from 169 patents)

2. Other (2 from 832,843 patents)

3. Ecolab USA Inc. (2 from 1,967 patents)


7 patents:

1. 10501345 - Low risk chlorine dioxide onsite generation system

2. 9695073 - Dual biocide generator

3. 9550392 - Method for cleaning paint from a paint applicator

4. 8984679 - Lavatory system

5. 8857786 - Lavatory system

6. 8113483 - Lavatory system

7. 4999973 - Sheet material advancer

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as of
12/28/2025
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