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For the Inventor, By the Inventor

Wilmington, DE, United States of America

Quaker Chemical Corporation


USPTO Granted Patents = 23

% Expired Patents = 8.7



Trademarks = 63

Forward Citations = 374

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36 inventors (with patents filed for the assignee):

goldMedal Robert D Evans (6 out of 7 patents)

silverMedal Edward A Trauffer (4 out of 4 patents)

bronzeMedal John Michael Burke (3 out of 3 patents)

4.  Hendrik Laurens Mulder (2 out of 3 patents)

5.  John H Buzby (2 out of 2 patents)

6.  Muge Caglar (2 out of 2 patents)

7.  Alan Cross (2 out of 2 patents)

8.  Bryan Vu (1 out of 3 patents)

9.  Peter Weissman (1 out of 3 patents)

10.  Tao Zhu (1 out of 16 patents)

11.  Nico Broekhof (1 out of 1 patent)

12.  Lex Herrendorf (1 out of 1 patent)

13.  Jiangbo Ma (1 out of 3 patents)

14.  James E Murphy, Iii (1 out of 1 patent)

15.  Pieter Schellingerhout (1 out of 1 patent)


23 patents:

1. 12730100 - Measurement and control of entrained air and foam in metalworking fluids (2026-09-08),
2. 12724021 - Measurement and control of entrained air and foam in metalworking fluids (2026-09-01),
3. 12709667 - Transferable Maskants Suitable for Chemical Processing (2026-08-18),
4. 12104256 - Chemical method to decrease oxide scale generation in hot rolling (2024-10-01),
5. 12098349 - Systems and methods for removing micro-particles from a metalworking fluid (2024-09-24),
6. 12091632 - Systems and methods for removing micro-particles from a metalworking fluid (2024-09-17),
7. 11155761 - Synthetic esters derived from high stability oleic acid (2021-10-26),
8. 9926628 - High temperature conversion coating on steel and iron substrates (2018-03-27),
9. 9707605 - Small particle size oil in water lubricant fluid (2017-07-18),
10. 9598571 - Lightweight terrazzo surface composition (2017-03-21),
11. 8293691 - Metal processing lubricant composition (2012-10-23),
12. 6548456 - Metal working fluids (2003-04-15),
13. 5885538 - Method and composition for the regeneration of an aminal compound (1999-03-23),
14. 5698171 - Regenerative method for removing sulfides from gas streams (1997-12-16),
15. 5508012 - Methods for recovering sodium sulfides from a sulfur scavenging reaction (1996-04-16),
Company Overview
Quaker Chemical Corporation, headquartered in Wilmington, DE, specializes in the development and manufacture of industrial fluids and chemical management solutions. The company focuses on enhancing the performance and sustainability of manufacturing processes across various sectors, including metalworking, automotive, and aerospace. Quaker's expertise lies in formulating advanced lubricants, coolants, and specialty chemicals, aimed at improving operational efficiency and product quality for its global clientele.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

23 Patents

#202 in Wilmington, DE

#246 in Delaware

#14,428 in US

#27,685 in the World

Wilmington, DE (US)
Wilmington, DE, United States of America

Quaker Chemical Corporation

Forward Citations = 374

36 inventors:

goldMedal Robert D Evans (6 out of 7 patents)

silverMedal Edward A Trauffer (4 out of 4 patents)

bronzeMedal John Michael Burke (3 out of 3 patents)

4.  Hendrik Laurens Mulder (2 out of 3 patents)

5.  John H Buzby (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Quaker Chemical Corporation. Retrieved from https://idiyas.com/company/quaker-chemical

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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