Growing community of inventors

Doylestown, PA, United States of America

David J Cooper, Jr

Average Co-Inventor Count = 4.44

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 = 5

David J Cooper, JrMarkus Scherer (1 patent)David J Cooper, JrJoseph M Bollinger (1 patent)David J Cooper, JrDouglas G Placek (1 patent)David J Cooper, JrRobert P Simko (1 patent)David J Cooper, JrRobert Woodruff (1 patent)David J Cooper, JrLarry Stephen Tillery (1 patent)David J Cooper, JrBernhard G Kinker (1 patent)David J Cooper, JrDavid J Cooper, Jr (2 patents)Markus SchererMarkus Scherer (33 patents)Joseph M BollingerJoseph M Bollinger (16 patents)Douglas G PlacekDouglas G Placek (15 patents)Robert P SimkoRobert P Simko (3 patents)Robert WoodruffRobert Woodruff (1 patent)Larry Stephen TilleryLarry Stephen Tillery (1 patent)Bernhard G KinkerBernhard G Kinker (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rohmax Additives Gmbh (2 from 23 patents)


2 patents:

1. 7470381 - Functional fluid and the use thereof

2. 6639029 - Process for continuous synthesis of polymer compositions as well as use of same

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1/7/2026
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