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For the Inventor, By the Inventor

Timonium, MD, United States of America

Usf Filtration & Separations Group Inc.


USPTO Granted Patents = 55

% Expired Patents = 3.6


Trademarks = 1

Forward Citations = 3,144

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51 inventors (with patents filed for the assignee):

goldMedal Thomas William Beck (14 out of 46 patents)

silverMedal Nathaniel R Quick (13 out of 55 patents)

bronzeMedal I-Fan Wang (11 out of 25 patents)

4.  Michael Liberman (10 out of 13 patents)

5.  Alexander Sobolevsky (9 out of 12 patents)

6.  Jerome F Ditter (9 out of 15 patents)

7.  Ian Andrew Maxwell (8 out of 28 patents)

8.  Robert F Zepf (8 out of 16 patents)

9.  Warren Thomas Johnson (7 out of 26 patents)

10.  Robert Malanga (7 out of 8 patents)

11.  Alastair McIndoe Hodges (7 out of 24 patents)

12.  Oddvar Johansen (6 out of 22 patents)

13.  Richard A Morris (6 out of 17 patents)

14.  Clinton V Kopp (6 out of 40 patents)

15.  Tao Li (5 out of 6 patents)


Core Competencies:
Filtration
Electrochemical Cells
Membrane Filtration
Metallic Fibers
Sintering
Polyvinylidene Difluoride
Gas Burner Assembly
Cationically Charge-Modified Membranes
Microporous Membranes
Analytic Cell
Filter Cartridge Assembly
Hydrophilic Membranes

55 patents:

1. D478913 - Manifold header (2003-08-27),
2. 6555005 - Scouring method (2003-04-29),
3. 6454921 - Electrochemical cell (2002-09-24),
4. D462699 - Manifold header cap (2002-09-11),
5. 6437967 - Capacitor (2002-08-20),
6. 6435861 - Gas burner assembly and method of making (2002-08-20),
7. 6381826 - Process for producing high quality metallic fiber mesh (2002-05-07),
8. 6379513 - Sensor connection means (2002-04-30),
9. 6355081 - Oleophobic filter materials for filter venting applications (2002-03-12),
10. 6329625 - Method of making a seal (2001-12-11),
11. 6325917 - Method and apparatus for automatic analysis (2001-12-04),
12. RE37430 - Stainless steel yarn and protective fabric (2001-10-30),
13. 6309531 - Process for extracting copper or iron (2001-10-30),
14. 6306336 - Apparatus and method of continuous sintering a web material (2001-10-23),
15. 6297440 - Thermoelectric device and method of making (2001-10-02),
Company Overview
Usf Filtration & Separations Group Inc. is a specialized company based in Timonium, MD, focusing on advanced filtration technologies. The organization develops and manufactures innovative solutions in areas such as membrane filtration, electrochemical cells, and the use of metallic fibers. Their expertise extends to sintering processes and the application of polyvinylidene difluoride in various filtration systems. Usf Filtration & Separations Group Inc. is committed to delivering high-performance products that cater to diverse industrial needs.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

55 Patents

#1 in Timonium, MD

#69 in Maryland

#6,460 in US

#12,932 in the World

Timonium, MD (US)
Timonium, MD, United States of America

Usf Filtration & Separations Group Inc.

Forward Citations = 3,144

51 inventors:

goldMedal Thomas William Beck (14 out of 46 patents)

silverMedal Nathaniel R Quick (13 out of 55 patents)

bronzeMedal I-Fan Wang (11 out of 25 patents)

4.  Michael Liberman (10 out of 13 patents)

5.  Alexander Sobolevsky (9 out of 12 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Usf Filtration & Separations Group Inc.. Retrieved from https://idiyas.com/company/usf-filtration-and-separations-group

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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