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Frankfurt, Germany

Degussa - Huls Ag

USPTO Granted Patents = 145

CIPO Patents = 3

Trademarks = 15

Forward Citations = 1,880

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373 inventors (with patents filed for the assignee):

Karlheinz Drauz (13 out of 128 patents)

Egbert Lox (11 out of 67 patents)

Klaus Huthmacher (11 out of 107 patents)

4. Thomas Kreuzer (9 out of 69 patents)

5. Thomas Haas (6 out of 94 patents)

6. Hans Joachim Hasselbach (6 out of 24 patents)

7. Helmut Mangold (6 out of 44 patents)

8. Wolfgang Strehlau (6 out of 18 patents)

9. Rudolf Vanheertum (6 out of 16 patents)

10. Steffen Krill (6 out of 25 patents)

11. Christoph Batz-Sohn (5 out of 42 patents)

12. Hermann Sahm (5 out of 43 patents)

13. Horst Weigel (5 out of 25 patents)

14. Georg Thiele (5 out of 30 patents)

15. Michael Huss (5 out of 13 patents)

Core Competencies:

Nucleotide Sequences

Catalytic Hydrogenation

Diesel Engine Exhaust

Carbon Black Dispersions

Nitrogen Oxide Reduction

Polymer Electrolyte Membranes

Amino Acid Production

Enantioselective Hydrogenation

Silicon Dioxide

Epoxide Preparation

Dental Materials

Gas-Liquid Reactions

145 patents: Sort by Forward Citations

1. 6841360 - Nucleotide sequences coding for the export of branched-chain amino acids, process for the isolation thereof and use thereof (2005-01-11),

2. 6821922 - Supported catalyst for the production of vinyl acetate monomer (2004-11-23),

3. 6797509 - Nucleotide sequences which code for the tal gene (2004-09-28),

4. 6685769 - Aqueous carbon black dispersions (2004-02-03),

5. 6677264 - Catalyst for cleaning up the exhaust gases of a diesel engine (2004-01-13),

6. 6627257 - Process for coating the flow channels in a monolithic catalyst carrier with a coating dispersion (2003-09-30),

7. 6602820 - Method for producing a nitrogen oxide storage material and a storage material made with it (2003-08-05),

8. 6534439 - Catalyst for reducing nitrogen oxides in oxidizing and reducing atmospheres (2003-03-18),

9. 6516611 - Process and device for removing soot from the exhaust gas of a diesel engine (2003-02-11),

10. 6500217 - Process for applying electrode layers to a polymer electrolyte membrane strip for fuel cells (2002-12-31),

11. 6492541 - Process for the preparation of 3-amino-2-oxo-pyrrolidines, novel intermediates and their use (2002-12-10),

12. 6472571 - Process for the production of organic compounds in a membrane reactor (2002-10-29),

13. 6471932 - Process for the plasma-catalytic production of ammonia (2002-10-29),

14. 6471763 - Oxidatively aftertreated carbon black (2002-10-29),

15. 6465025 - Aqueous lysine-containing animal feed supplements and process for the production thereof (2002-10-15),

Degussa - HULS AG is a German specialty chemicals company that specializes in production, distribution, and research of various chemical products. They offer a wide range of products and services including construction chemicals, coatings, colorants, and more. With a strong focus on innovation and sustainability, Degussa is committed to providing high-quality and environmentally-friendly solutions to their customers.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

145 Patents

#5 in

#457 in Germany

#5,476 in the World

Frankfurt, Germany

Degussa - Huls Ag

Forward Citations = 1,880

373 inventors:

Karlheinz Drauz (13 out of 128 patents)

Egbert Lox (11 out of 67 patents)

Klaus Huthmacher (11 out of 107 patents)

4. Thomas Kreuzer (9 out of 69 patents)

5. Thomas Haas (6 out of 94 patents)

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