For the Inventor, By the Inventor

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St. Louis, MO, United States of America

Monsanto Chemical Company

USPTO Granted Patents = 3

Trademarks = 24

Forward Citations = 10

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4 inventors (with patents filed for the assignee):

Albert S Chan (2 out of 15 patents)

John R Wiedemann (1 out of 2 patents)

Toan M Ngo (1 out of 12 patents)

4. Samuel L Hull (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5037636 - Fluoride stability in dicalcium phosphate dihydrate composition (1991-08-06),

2. 5032389 - Zinc tripolyphosphate compounds as anticalculus and antiplaque agents (1991-07-16),

3. 5026423 - Compositions and process for metal treatment (1991-06-25),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#367 in St. Louis, MO

#994 in Missouri

#71,953 in US

St. Louis, MO, United States of America

Monsanto Chemical Company

Forward Citations = 10

4 inventors:

Albert S Chan (2 out of 15 patents)

John R Wiedemann (1 out of 2 patents)

Toan M Ngo (1 out of 12 patents)

4. Samuel L Hull (1 out of 1 patent)

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