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Oberhausen, Germany

Man Gutehoffnungshuette Gmbh

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USPTO Granted Patents = 17

Forward Citations = 174

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26 inventors (with patents filed for the assignee):

Wilfried Blotenberg (3 out of 26 patents)

Frohmut Vollhardt (3 out of 21 patents)

Bruno Kammerling (2 out of 8 patents)

4. Bernhard Henneken (2 out of 3 patents)

5. Karl Million (2 out of 4 patents)

6. Hans Krause (2 out of 2 patents)

7. Eckhard-K Scholz (2 out of 2 patents)

8. Hans Kramer (2 out of 3 patents)

9. Emil Aschenbruck (1 out of 23 patents)

10. Gunter Wolters (1 out of 4 patents)

11. Klaus Knop (1 out of 11 patents)

12. Helmut David (1 out of 3 patents)

13. Helmut Kubiak (1 out of 5 patents)

14. Helmut Ziller (1 out of 1 patent)

15. Peter H Dieban (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 4913064 - Device for incinerating waste material (1990-04-03),

2. 4881869 - Furnace charging throat construction (1989-11-21),

3. 4878655 - Furnace charging throat construction (1989-11-07),

4. 4852996 - Process for gasifying coal (1989-08-01),

5. 4852644 - Tubular heat exchanger (1989-08-01),

6. 4843614 - Metallurgical vessel (1989-06-27),

7. 4840145 - Process and a device for cleaning inner or outer walls of vertically (1989-06-20),

8. 4836746 - Axial flow engine guide vane adjusting device (1989-06-06),

9. 4833750 - Ramp section for collapsible floating bridge or ferry (1989-05-30),

10. 4831969 - Process and a device for cleaning inner or outer walls of vertically (1989-05-23),

11. 4831535 - Method of controlling the surge limit of turbocompressors (1989-05-16),

12. 4831534 - Method and apparatus for controlling turbocompressors to prevent (1989-05-16),

13. 4828228 - Apparatus for changing the level of tap runner of a shaft furnace (1989-05-09),

14. 4828161 - Method and device for manufacturing thin-walled hollow bodies of (1989-05-09),

15. 4807800 - Method for manufacturing thin-walled hollow bodies of concentric metal (1989-02-28),

Company Overview

Man Gutehoffnungshuette GmbH, based in Oberhausen, Germany, is a prominent player in the engineering and manufacturing sector, specializing in the production of high-quality steel and metal components. The company is known for its innovative solutions in various industries, including automotive, energy, and construction. With a strong emphasis on research and development, it focuses on advancing technologies that enhance efficiency and sustainability in manufacturing processes, contributing to the evolution of modern engineering practices.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

17 Patents

#8 in Oberhausen

#2,497 in Germany

#35,948 in the World

Oberhausen, Germany

Man Gutehoffnungshuette Gmbh

Forward Citations = 174

26 inventors:

Wilfried Blotenberg (3 out of 26 patents)

Frohmut Vollhardt (3 out of 21 patents)

Bruno Kammerling (2 out of 8 patents)

4. Bernhard Henneken (2 out of 3 patents)

5. Karl Million (2 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Man Gutehoffnungshuette Gmbh. Retrieved from https://idiyas.com/company/man-gutehoffnungshuette

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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