% Expired Patents = 28.6

Trademarks = 1

Forward Citations = 41

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13 inventors (with patents filed for the assignee):

Dieter Hoffmann (2 out of 10 patents)

Hartmut Grathoff (2 out of 12 patents)

Rainer Kahrger (1 out of 8 patents)

4. Burkhard Petack (1 out of 5 patents)

5. Alexander Ehler (1 out of 2 patents)

6. Günter Kunze (1 out of 2 patents)

7. Volkmar Schrader (1 out of 4 patents)

8. Klaus Potenberg (1 out of 2 patents)

9. Horst Jurisch (1 out of 2 patents)

10. Gunther Tschernatsch (1 out of 3 patents)

11. Mario Dielefeld (1 out of 1 patent)

12. Burghard Petack (1 out of 1 patent)

13. Jurgen Zeidler (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 7284650 - Mobile conveying and stacking system for multilayer dumping and process for operating the system (2007-10-23),

2. 7191888 - Movable belt conveyor system (2007-03-20),

3. 6948779 - Cutting roller for a continuously operating surface miner (2005-09-27),

4. 5890304 - Device for lifting, lowering and leveling booms of strip mining equipment (1999-04-06),

5. 5810449 - Cutting drum for an open cast apparatus performing its winning action in (1998-09-22),

6. 5730501 - Continuous track mounted, self propelled open cast mining apparatus (1998-03-24),

7. 5613820 - Continuous-operation cargo-transfer equipment (1997-03-25),

Company Overview

Man Takraf Fordertechnik Gmbh is a leading supplier of mining and material handling equipment. With over 100 years of experience, the company offers innovative solutions for conveying, crushing, stacking and reclaiming bulk materials. Their products are used in various industries including mining, ports, and power generation.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#14 in Leipzig

#4,865 in Germany

Leipzig, Germany

Man Takraf Fordertechnik Gmbh

Forward Citations = 41

13 inventors:

Dieter Hoffmann (2 out of 10 patents)

Hartmut Grathoff (2 out of 12 patents)

Rainer Kahrger (1 out of 8 patents)

4. Burkhard Petack (1 out of 5 patents)

5. Alexander Ehler (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Man Takraf Fordertechnik Gmbh. Retrieved from https://idiyas.com/company/man-takraf-fordertechnik

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]