For the Inventor, By the Inventor

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Northfield, IL, United States of America

Stephan Company

USPTO Granted Patents = 3

Trademarks = 11

Forward Citations = 9

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6 inventors (with patents filed for the assignee):

Rick Tabor (1 out of 34 patents)

Brian Holland (1 out of 12 patents)

Randal J Bernhardt (1 out of 56 patents)

4. Branko Sajic (1 out of 18 patents)

5. Paul Knox (1 out of 8 patents)

6. Charles Francis Palmer, Jr (1 out of 11 patents)

3 patents: Sort by Forward Citations

1. 10421930 - Detergents for cold-water cleaning (2019-09-24),

2. 7772165 - Polycationic viscoelastic compositions (2010-08-10),

3. 6001935 - Durable hydrophilic polymer coatings (1999-12-14),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#15 in Northfield, IL

#3,360 in Illinois

#71,953 in US

Northfield, IL, United States of America

Stephan Company

Forward Citations = 9

6 inventors:

Rick Tabor (1 out of 34 patents)

Brian Holland (1 out of 12 patents)

Randal J Bernhardt (1 out of 56 patents)

4. Branko Sajic (1 out of 18 patents)

5. Paul Knox (1 out of 8 patents)

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