For the Inventor, By the Inventor

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Helena, MT, United States of America

Hydrometrics, Inc.

USPTO Granted Patents = 3

Forward Citations = 38

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6 inventors (with patents filed for the assignee):

Robert Bradley (1 out of 2 patents)

Robert J Kimball (1 out of 2 patents)

Sanna M Yost (1 out of 1 patent)

4. Ronald C Askin (1 out of 1 patent)

5. Maxwell K Botz (1 out of 1 patent)

6. Mark A Reinsel (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6372143 - Purification of produced water from coal seam natural gas wells using ion exchange and reverse osmosis (2002-04-16),

2. 5908555 - Anoxic biotreatment cell (1999-06-01),

3. 5575921 - Sludge dredging and dewatering process (1996-11-19),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#3 in Helena, MT

#113 in Montana

#71,949 in US

Helena, MT, United States of America

Hydrometrics, Inc.

Forward Citations = 38

6 inventors:

Robert Bradley (1 out of 2 patents)

Robert J Kimball (1 out of 2 patents)

Sanna M Yost (1 out of 1 patent)

4. Ronald C Askin (1 out of 1 patent)

5. Maxwell K Botz (1 out of 1 patent)

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