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For the Inventor, By the Inventor

Palm Desert, CA, United States of America

United States Filter Corporation


USPTO Granted Patents = 121

% Expired Patents = 9.9


Trademarks = 23

Forward Citations = 3,306

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141 inventors (with patents filed for the assignee):

goldMedal Roy William Martin (11 out of 51 patents)

silverMedal Li-Shiang Liang (10 out of 73 patents)

bronzeMedal Gary C Ganzi (8 out of 43 patents)

4.  Stephen B Wilcher (8 out of 22 patents)

5.  Frederick C Wilkins (7 out of 42 patents)

6.  Felice DiMascio (4 out of 18 patents)

7.  Mark E Wichmann (4 out of 4 patents)

8.  Manor M Parikh (4 out of 4 patents)

9.  Gregory E Stockinger (4 out of 4 patents)

10.  Irina A Ivanter (3 out of 5 patents)

11.  Vadim Zolotarsky (3 out of 15 patents)

12.  Stephane Dupont (3 out of 6 patents)

13.  Anil D Jha (3 out of 40 patents)

14.  Albert Van Grouw, Iii (3 out of 6 patents)

15.  Stephen A Uban (3 out of 9 patents)


Core Competencies:
Wastewater Treatment
Ion Exchange
Filtration Systems
Electrodeionization
Bromide Removal
Microfiltration
Chemical Additives
Fluid Distribution
Water Purification
Sludge Collection
Hydrocyclones
Corrosion Control

121 patents:

1. 7572627 - System of processing mixed-phase streams (2009-08-11),
2. 7001516 - Process for removing phosphorus from wastewater utilizing a triple basin wastewater treatment system (2006-02-21),
3. 6994785 - Removable grid for filter element screens (2006-02-07),
4. 6887452 - System and method for precipitating salts (2005-05-03),
5. 6830689 - Process for removing phosphorus from wastewater utilizing a triple basin wastewater treatment system (2004-12-14),
6. 6800208 - Hydrocyclone bundle (2004-10-05),
7. 6776926 - Calcium hypochlorite of reduced reactivity (2004-08-17),
8. 6763846 - Fluid distribution device (2004-07-20),
9. 6736275 - Flocculating energy dissipating well arrangement (FEDWA) (2004-05-18),
10. 6716359 - Enhanced time-based proportional control (2004-04-06),
11. 6709578 - Tilt-out frame for a filter screen (2004-03-23),
12. 6693139 - Treated ion exchange resin and method for treatment thereof (2004-02-17),
13. 6660307 - Process for generating stabilized bromine compounds (2003-12-09),
14. 6659113 - Grit washer and bearing assembly therefore (2003-12-09),
15. 6649037 - Electrodeionization apparatus and method (2003-11-18),
United States Filter Corporation, headquartered in Palm Desert, CA, specializes in advanced water treatment systems. The company focuses on a variety of technologies including wastewater treatment, ion exchange, and filtration systems, catering to diverse industrial and municipal needs. Their expertise extends to electrodeionization, bromide removal, and microfiltration, ensuring efficient and effective solutions for water purification. With a commitment to innovation, United States Filter Corporation plays a pivotal role in enhancing water quality and sustainability.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

121 Patents

#1 in Palm Desert, CA

#720 in California

#3,196 in US

#6,604 in the World

Palm Desert, CA (US)
Palm Desert, CA, United States of America

United States Filter Corporation

Forward Citations = 3,306

141 inventors:

goldMedal Roy William Martin (11 out of 51 patents)

silverMedal Li-Shiang Liang (10 out of 73 patents)

bronzeMedal Gary C Ganzi (8 out of 43 patents)

4.  Stephen B Wilcher (8 out of 22 patents)

5.  Frederick C Wilkins (7 out of 42 patents)

Please report any incorrect information to [email protected]
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