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For the Inventor, By the Inventor

Leipzig, Germany

Takraf Gmbh


USPTO Granted Patents = 20

% Expired Patents = 25.0



Trademarks = 2

Forward Citations = 35

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20 inventors (with patents filed for the assignee):

goldMedal Rainer Kahrger (7 out of 8 patents)

silverMedal Mario Dilefeld (7 out of 7 patents)

bronzeMedal Meinhard Frangenberg (4 out of 22 patents)

4.  Dieter Hoffmann (4 out of 10 patents)

5.  Steffen Vollrath (3 out of 3 patents)

6.  Jan Nowak (3 out of 3 patents)

7.  Burkhard Petack (3 out of 5 patents)

8.  Karsten Ebenhan (3 out of 3 patents)

9.  Marko Schmidt (2 out of 2 patents)

10.  Patrick Neufeldt (2 out of 2 patents)

11.  Frank Hubrich (2 out of 2 patents)

12.  Boris Freier (2 out of 2 patents)

13.  Jürgen Peter Daams (1 out of 1 patent)

14.  Marcelino De La Cruz Y Aranda (1 out of 1 patent)

15.  Carlos Llanos (1 out of 1 patent)


20 patents:

1. 12084289 - Running rail and chassis for idler diagnostic system on conveyors (2024-09-10),
2. 11697557 - Running track and carrier for diagnostic system of carrier rollers on conveyors (2023-07-11),
3. 11491449 - Device for generating gas bubbles in suspensions for the enrichment of mineral and non-mineral raw materials and use of such a device (2022-11-08),
4. 10994278 - Bearing housing support of a double-roll crusher (2021-05-04),
5. 10926957 - Process and device for replacing idler rollers of a belt conveyor (2021-02-23),
6. 10486910 - Conveyor belt system and system for monitoring the rolls of the conveyor belt system (2019-11-26),
7. 10399081 - Crushing roll for a crusher (2019-09-03),
8. 10307764 - Machinery frame for a roller crusher (2019-06-04),
9. 10155226 - Hard body as grid armoring for a roller press, a method for its production, and a roller for a roller press (2018-12-18),
10. 10071860 - Process and device for replacing idler rollers of a belt conveyor (2018-09-11),
11. 10065192 - Machine frame for a roll press (2018-09-04),
12. 10001173 - Two-roller roll press with thrust bearing construction (2018-06-19),
13. 9469478 - Wall for receiving wear plates and method for replacing wear plates (2016-10-18),
14. 9463467 - Process and device for supporting and displacing a semimobile crusher plant (2016-10-11),
15. 9399915 - Dumping system (2016-07-26),
Company Overview
Takraf GmbH, headquartered in Leipzig, Germany, specializes in the design and manufacture of equipment and systems for bulk material handling and mining. The company is recognized for its innovative solutions in the fields of conveyor systems, crushing and screening technology, and port handling. With a strong focus on engineering excellence, Takraf serves a global clientele, providing tailored solutions that enhance operational efficiency and sustainability in resource extraction and material transport industries.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

20 Patents

#2 in Leipzig

#2,216 in Germany

#31,233 in the World

Leipzig, DE
Leipzig, Germany

Takraf Gmbh

Forward Citations = 35

20 inventors:

goldMedal Rainer Kahrger (7 out of 8 patents)

silverMedal Mario Dilefeld (7 out of 7 patents)

bronzeMedal Meinhard Frangenberg (4 out of 22 patents)

4.  Dieter Hoffmann (4 out of 10 patents)

5.  Steffen Vollrath (3 out of 3 patents)

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

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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