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Kloeckner-humboldt-deutz Ag

USPTO Granted Patents = 87

Forward Citations = 826

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110 inventors (with patents filed for the assignee):

Ernst-Siegfried Hartmann (7 out of 9 patents)

Werner Lemme (6 out of 12 patents)

Wolfgang Epper (5 out of 16 patents)

4. Siegfried Strasser (3 out of 16 patents)

5. Wolfgang Strusch (3 out of 8 patents)

6. Reda Rizk (3 out of 16 patents)

7. Ralf Filges (3 out of 12 patents)

8. Albert Suessegger (3 out of 3 patents)

9. Willy Jakobs (3 out of 16 patents)

10. Reinhold Schlip (3 out of 3 patents)

11. Guenter Keller (3 out of 3 patents)

12. Albrecht Wolter (3 out of 12 patents)

13. Hans-Gottfried Michels (3 out of 6 patents)

14. Guenter Dittmann (3 out of 3 patents)

15. Herbert Schleiermacher (3 out of 12 patents)

Core Competencies:

Drum Filter

Thrust Grating Cooler

Solid Bowl Worm Centrifuge

Heat Treatment

Sifting Granular Material

Gas Motor Control

Internal-Combustion Engine

Wear-Resistant Grinding Drum

Centrifugal Apparatus

Fuel Injection Device

Particulate Filter System

Cooling System

87 patents: Sort by Forward Citations

1. 5792349 - Drum filter for separating solids/liquid mixtures (1998-08-11),

2. 5588829 - Thrust grating cooler and method for cooling hot material (1996-12-31),

3. 5545119 - Solid bowl worm centrifuge (1996-08-13),

4. 5433157 - Grate plate for thrust grating coolers for cooling hot material (1995-07-18),

5. 5419698 - Device for heat treatment of bulk materials (1995-05-30),

6. 5392998 - Sifter for sifting granular material and grinding system with insertion (1995-02-28),

7. 5372315 - Method and system for the pressure treatment of granular material (1994-12-13),

8. 5342281 - Apparatus and method for wet-mechanical processing of solids (1994-08-30),

9. 5341966 - Cellular wheel sluice for pressure vessels (1994-08-30),

10. 5341299 - Gas motor control (1994-08-23),

11. 5282883 - Method and apparatus for the high-temperature treatment of fine-grained (1994-02-01),

12. 5282780 - Apparatus for separating solids/liquids mixtures with a slurry bypass (1994-02-01),

13. 5277663 - Belt drive for an internal-combustion engine (1994-01-11),

14. 5271213 - Tine for harvester (1993-12-21),

15. 5269477 - Wear-resistant grinding drum for employment in roller machines, (1993-12-14),

Kloeckner-Humboldt-Deutz AG is a global manufacturer of engines, machines, and industrial equipment. With a history dating back to 1864, the company is a leader in innovative technologies and sustainable solutions. Their products are used in various industries including agriculture, construction, and transportation. Visit their website to learn more about their offerings and global presence.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

87 Patents

#17 in

#691 in Germany

#8,491 in the World

Kloeckner-humboldt-deutz Ag

Forward Citations = 826

110 inventors:

Ernst-Siegfried Hartmann (7 out of 9 patents)

Werner Lemme (6 out of 12 patents)

Wolfgang Epper (5 out of 16 patents)

4. Siegfried Strasser (3 out of 16 patents)

5. Wolfgang Strusch (3 out of 8 patents)

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