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For the Inventor, By the Inventor

Darmstadt, Germany

Evonik Oil Additives Gmbh


USPTO Granted Patents = 15



Trademarks = 8

Forward Citations = 13

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44 inventors (with patents filed for the assignee):

goldMedal Torsten Stoehr (5 out of 11 patents)

silverMedal Boris Eisenberg (4 out of 18 patents)

bronzeMedal Klaus Schimossek (3 out of 11 patents)

4.  Rhishikesh Gokhale (3 out of 4 patents)

5.  Miriam Kathrin Stihulka (3 out of 4 patents)

6.  Frank-Olaf Maehling (3 out of 16 patents)

7.  Ronny Sondjaja (2 out of 4 patents)

8.  Frank-Olaf Mähling (2 out of 11 patents)

9.  Rene Koschabek (2 out of 8 patents)

10.  Markus Weber (2 out of 3 patents)

11.  Jane Benito (2 out of 2 patents)

12.  Justin August Langston (2 out of 3 patents)

13.  Ellen Suchert (2 out of 2 patents)

14.  Dieter Janssen (2 out of 4 patents)

15.  Michael Mueller (2 out of 23 patents)


15 patents:

1. 10472444 - Method for the preparation of copolymers of alkyl methacrylates and maleic anhydride (2019-11-12),
2. 10465027 - Method for the preparation of copolymers of alkyl methacrylates and maleic anhydride (2019-11-05),
3. 10428292 - Functional polyalkyl (meth)acrylates with enhanced demulsibility performance (2019-10-01),
4. 10385288 - Graft copolymers based on polyolefin backbone and methacrylate side chains (2019-08-20),
5. 10131776 - Composition to improve cold flow properties of fuel oils (2018-11-20),
6. 9957342 - Process for preparing low sulfur dispersant polymers (2018-05-01),
7. 9914896 - Lubricant composition with phosphorus-functionalized polymers (2018-03-13),
8. 9783630 - Use of comb polymers for reducing fuel consumption (2017-10-10),
9. 9777098 - Polyalkyl(meth)acrylate for improving lubricating oil properties (2017-10-03),
10. 9617495 - Transmission lubricant (2017-04-11),
11. 9580529 - Preparation of low-viscosity polymers (2017-02-28),
12. 9540575 - Method for dewaxing mineral oil compositions (2017-01-10),
13. 9481849 - Polymer useful as viscosity index improver (2016-11-01),
14. 9434903 - Friction-improved polymers for DLC-coated surfaces (2016-09-06),
15. 9284505 - Composition to improve oxidation stability of fuel oils (2016-03-15),
Evonik Oil Additives GmbH is a leading global supplier of specialty chemicals for the lubricant industry. They offer a wide range of additives and solutions that improve the performance and efficiency of lubricants for various industries, including automotive, industrial, and marine sectors. With their innovative products and technologies, Evonik Oil Additives GmbH helps their customers achieve enhanced fuel economy, extended equipment life, and reduced emissions. They are committed to providing high-quality products and reliable customer support to meet the evolving demands of the lubricant market.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

15 Patents

#37 in Darmstadt

#2,773 in Germany

#38,728 in the World

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Darmstadt, Germany

Evonik Oil Additives Gmbh

Forward Citations = 13

44 inventors:

goldMedal Torsten Stoehr (5 out of 11 patents)

silverMedal Boris Eisenberg (4 out of 18 patents)

bronzeMedal Klaus Schimossek (3 out of 11 patents)

4.  Rhishikesh Gokhale (3 out of 4 patents)

5.  Miriam Kathrin Stihulka (3 out of 4 patents)

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