Trademarks = 4

Forward Citations = 112

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4 inventors (with patents filed for the assignee):

James E Thompson (7 out of 8 patents)

Yongming Xia (4 out of 9 patents)

Jeffrey S Devine (4 out of 10 patents)

4. Jonathan Paul Isaacs (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 6790351 - Vertical filter (2004-09-14),

2. 6676582 - Belt pressure roller (2004-01-13),

3. 6641737 - Vertical filter (2003-11-04),

4. 6517712 - Descending bed filter (2003-02-11),

5. 6454102 - Belt press with adjustable inlet guide (2002-09-24),

6. 6319413 - Method of filtering liquid using a vertical filter (2001-11-20),

7. 6248245 - Belt press with adjustable inlet guide (2001-06-19),

8. 5865997 - Scraper blade assembly (1999-02-02),

Ashbrook Corporation is a leading provider of wastewater treatment solutions. With over 30 years of experience, Ashbrook offers a wide range of equipment and services to meet the needs of municipal and industrial clients. Their innovative technologies and dedicated team ensure efficient and sustainable water treatment processes.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

8 Patents

#563 in Houston, TX

#2,215 in Texas

#34,873 in US

Houston, TX, United States of America

Ashbrook Corporation

Forward Citations = 112

4 inventors:

James E Thompson (7 out of 8 patents)

Yongming Xia (4 out of 9 patents)

Jeffrey S Devine (4 out of 10 patents)

4. Jonathan Paul Isaacs (1 out of 1 patent)

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