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Goldschmidt Ag

USPTO Granted Patents = 61

Trademarks = 9

Forward Citations = 986

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133 inventors (with patents filed for the assignee):

Wilfried Knott (13 out of 123 patents)

Stefan Silber (13 out of 54 patents)

Andreas Weier (12 out of 26 patents)

4. Wolfgang Josten (8 out of 13 patents)

5. Georg Burkhart (6 out of 25 patents)

6. Eberhard Esselborn (5 out of 36 patents)

7. Roland Sucker (5 out of 14 patents)

8. Thomas Ebbrecht (5 out of 15 patents)

9. Sascha Oestreich (4 out of 13 patents)

10. Burghard Gruning (4 out of 33 patents)

11. Manfred Recksik (4 out of 6 patents)

12. Christian Weitemeyer (4 out of 57 patents)

13. Horst Dudzik (3 out of 44 patents)

14. Dagmar Windbiel (3 out of 18 patents)

15. Gerhard Reusmann (3 out of 15 patents)

Core Competencies:

Polyurethane Foams

Siloxanes

Metal Foams

Photoinitiators

Aqueous Dispersions

Polyorganosiloxanes

Defomers

Herbicides

Radiation-Curable Compositions

Polyglutamic Acid Derivatives

Corrosion Inhibitors

Pigment Dispersants

61 patents: Sort by Forward Citations

1. 7671103 - Use of block polyethersiloxanes as stabilizers in polyurethane foams (2010-03-02),

2. 7612159 - Process for working up polyethersiloxanes (2009-11-03),

3. 7612158 - Equilibration of siloxanes (2009-11-03),

4. 7470423 - Aqueous dispersion containing pyrogenically prepared metal oxide particles and dispersants (2008-12-30),

5. 7276541 - Use of hydroxyl-functional polyalkylorganosiloxanes as solvents for cationic photoinitiators for use in radiation- curable silicones (2007-10-02),

6. 7250204 - Use of hydroxyalkylphenone-type photoinitiators in radiation-curable organopolysiloxanes for producing abhesive coatings (2007-07-31),

7. 7196153 - Equilibration of siloxanes (2007-03-27),

8. 6915834 - Process for producing metal foam and metal body produced using this process (2005-07-12),

9. 6897263 - Betaine esters (2005-05-24),

10. 6884758 - 2,4-Diamino-1,3,5-triazines, their preparation, and their use as herbicides and plant growth regulators (2005-04-26),

11. 6874562 - Process for producing metal/metal foam composite components (2005-04-05),

12. 6861493 - Branched polyurethanes, formulations comprising them, and their use for thickening aqueous systems (2005-03-01),

13. 6858663 - Organopolysiloxanes for defoaming aqueous systems (2005-02-22),

14. 6854506 - Process for producing shaped metal parts (2005-02-15),

15. 6852892 - Process for the synthesis of sphingosine (2005-02-08),

Goldschmidt AG is a global leader in the development and manufacture of high-quality railway maintenance and repair solutions. With over 125 years of experience, we provide innovative technology and services to enhance the efficiency, safety, and sustainability of rail infrastructure. Our comprehensive range of products includes track maintenance machines, welding systems, and specialty equipment for various railway applications. Goldschmidt AG is committed to delivering reliable and cost-effective solutions that meet the evolving needs of the rail industry worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

61 Patents

#15 in Essen

#921 in Germany

#11,486 in the World

Goldschmidt Ag

Forward Citations = 986

133 inventors:

Wilfried Knott (13 out of 123 patents)

Stefan Silber (13 out of 54 patents)

Andreas Weier (12 out of 26 patents)

4. Wolfgang Josten (8 out of 13 patents)

5. Georg Burkhart (6 out of 25 patents)

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