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For the Inventor, By the Inventor

Darmstadt, Germany

Evonik Roehm Gmbh


USPTO Granted Patents = 152


Trademarks = 10

Forward Citations = 613

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346 inventors (with patents filed for the assignee):

goldMedal Hans-Ulrich Petereit (17 out of 55 patents)

silverMedal Joachim Knebel (17 out of 46 patents)

bronzeMedal Steffen Krill (13 out of 58 patents)

4.  Torsten Balduf (10 out of 30 patents)

5.  Alexander May (10 out of 16 patents)

6.  Klaus Schultes (10 out of 34 patents)

7.  Hermann Siegert (10 out of 17 patents)

8.  Sven Balk (9 out of 21 patents)

9.  Christian Meier (8 out of 29 patents)

10.  Matthias Groemping (8 out of 18 patents)

11.  Rudolf Burghardt (8 out of 15 patents)

12.  Norbert Windhab (8 out of 34 patents)

13.  Guido Protzmann (7 out of 10 patents)

14.  Gerold Schmitt (6 out of 11 patents)

15.  Kay Bernhard (6 out of 11 patents)


Core Competencies:
PMMA Foams
Methylmethacrylate
Heat-Sealing Binder
Bio-Resorbable Polyester
Pharmaceutical Composition
Controlled Release
Polymer Dispersions
Light Guide Plate
Impact-Modified Films
Aqueous Catalyst Solutions
Nutraceutical Formulations
Recombinant Cell Technology

152 patents:

1. 10584225 - Production of fine-pored PMMA foams using nucleating agents (2020-03-10),
2. 10556357 - Splitting of thick hard-foam plates (2020-02-11),
3. 10466406 - Light guide plate and method for the production thereof (2019-11-05),
4. 10457626 - Method for producing methylmethacrylate (2019-10-29),
5. 10406098 - Injection solution comprising a non-nucleoside reverse-transcriptase inhibitor and poly(lactide-co-glycolide) (2019-09-10),
6. 10385244 - Directly attaching, halogen-free, fast-drying, heat-sealing binder for sealing polyester films to polystyrene, polyester or PVC (2019-08-20),
7. 10343980 - Preparation of N,N-(di)alkylaminoalkyl(meth)acrylamide or N,N-(di)alkylaminoalkyl (meth)acrylate and the quaternary ammonium salts thereof as flocculating aids and gelling agents (2019-07-09),
8. 10343314 - Prefoaming of poly(meth)acrylimide particles for subsequent foam moulding in closed tools (2019-07-09),
9. 10322169 - Process for preparing a powder comprising a human coagulation factor protein and a lactic acid polymer (2019-06-18),
10. 10279513 - Shaping process for PMI foam materials and/or composite components produced therefrom (2019-05-07),
11. 10227284 - Method for preparing alpha-hydroxycarboxylic acid esters in which ammonia is recycled (2019-03-12),
12. 10207435 - Pressure-dependent foam moulding of poly(meth)acrylimide particles in closed moulds for producing rigid foam cores (2019-02-19),
13. 10195829 - Directly adhering, transparent heat-sealable binder for the coating and sealing of transparent plastics foils (2019-02-05),
14. 10174349 - Recombinant cell producing 2-hydroxyisobutyric acid (2019-01-08),
15. 10165988 - Personalized detection system for detecting magnetic objects in the human organism (2019-01-01),
Evonik Roehm GmbH is a leading specialty chemicals company that produces a wide range of high-performance materials. With a focus on sustainability and innovation, Evonik Roehm offers solutions in various industries including automotive, healthcare, electronics, and construction. Their products are used in numerous applications, such as coatings, adhesives, polymers, and composites.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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152 Patents

#5 in Darmstadt

#433 in Germany

#5,232 in the World

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Darmstadt, Germany

Evonik Roehm Gmbh

Forward Citations = 613

346 inventors:

goldMedal Hans-Ulrich Petereit (17 out of 55 patents)

silverMedal Joachim Knebel (17 out of 46 patents)

bronzeMedal Steffen Krill (13 out of 58 patents)

4.  Torsten Balduf (10 out of 30 patents)

5.  Alexander May (10 out of 16 patents)

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