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For the Inventor, By the Inventor

Darmstadt, Germany

Evonik Rohm Gmbh


USPTO Granted Patents = 90

% Expired Patents = 54.4



Forward Citations = 220

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229 inventors (with patents filed for the assignee):

goldMedal Udo Gropp (9 out of 15 patents)

silverMedal Thomas Mertz (9 out of 13 patents)

bronzeMedal Sven Balk (8 out of 21 patents)

4.  Hans-Ulrich Petereit (8 out of 55 patents)

5.  Joachim Knebel (8 out of 46 patents)

6.  Werner Hoess (8 out of 30 patents)

7.  Robert Weber (7 out of 7 patents)

8.  Thomas Schaefer (7 out of 10 patents)

9.  Andreas Perl (7 out of 8 patents)

10.  Gerd Loehden (7 out of 19 patents)

11.  Klaus Schultes (7 out of 34 patents)

12.  Christian Meier (6 out of 29 patents)

13.  Rosario Lizio (6 out of 13 patents)

14.  Rudolf Sing (6 out of 6 patents)

15.  Steffen Krill (5 out of 59 patents)


Core Competencies:
Methacrylic Acid
Copolymer
Nanoparticle
Heat-Sealing
3D Printing
Aqueous Binders
Pharmaceutical Coatings
Stress Cracking Resistance
Functional Materials
Composite Bodies
Thermostable Foams
Molding Compounds

90 patents:

1. 10358552 - Impact-resistant molding material having an improved characteristics profile (2019-07-23),
2. 10301251 - Extractive workup of a sodium-salt-containing MMA-methanol mixture (2019-05-28),
3. 10294337 - Process for preparing poly(glycolide-co-lactide) copolymer microparticles (2019-05-21),
4. 10273201 - Method for producing methylmethacrylate (2019-04-30),
5. 10232353 - Gold-based catalyst for the oxidative esterification of aldehydes to obtain carboxylic esters (2019-03-19),
6. 10172807 - Nanoparticle (2019-01-08),
7. 10155878 - Aqueous binders for heat-sealing applications (2018-12-18),
8. 10131097 - Continuous production of profiles in a sandwich type of construction with foam cores and rigid-foam-filled profile (2018-11-20),
9. 10125077 - Optimized process for preparing methacrylic acid (2018-11-13),
10. 9757343 - PH-dependent controlled release pharmaceutical opioid composition with resistance against the influence of ethanol (2017-09-12),
11. 9670295 - Block-copolymer containing crosslinkable photoinitator groups (2017-06-06),
12. 9668977 - Coating composition suitable for pharmaceutical or nutraceutical dosage forms (2017-06-06),
13. 9637574 - Process and apparatus for preparing alkyl esters of methacrylic acid (2017-05-02),
14. 9611204 - Method of regulating the water content in a continuous method for producing methacrolein (2017-04-04),
15. 9597293 - Solid dosage forms comprising an enteric coating with accelerated drug release (2017-03-21),
Evonik Rohm GmbH, headquartered in Darmstadt, Germany, specializes in methacrylate chemistry, focusing on the development and production of high-performance materials. The company is renowned for its expertise in methacrylic acid, copolymers, and nanoparticles, which are integral to various applications including heat-sealing, 3D printing, and pharmaceutical coatings. Evonik's innovations also enhance stress cracking resistance and the formulation of aqueous binders, positioning it as a leader in advanced material solutions across multiple industries.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Evonik Rohm Gmbh
90 Patents

#13 in Darmstadt

#653 in Germany

#8,513 in the World

Darmstadt, DE
Darmstadt, Germany

Evonik Rohm Gmbh

Forward Citations = 220

229 inventors:

goldMedal Udo Gropp (9 out of 15 patents)

silverMedal Thomas Mertz (9 out of 13 patents)

bronzeMedal Sven Balk (8 out of 21 patents)

4.  Hans-Ulrich Petereit (8 out of 55 patents)

5.  Joachim Knebel (8 out of 46 patents)

Please report any incorrect information to [email protected]
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