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For the Inventor, By the Inventor

Ennepetal, Germany

Dirak Dieter Ramsauer Konstruktionselemente Gmbh

Calculating rank
USPTO Granted Patents = 15

% Expired Patents = 26.7


Trademarks = 6

Forward Citations = 51

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14 inventors (with patents filed for the assignee):

goldMedal Dieter Ramsauer (7 out of 78 patents)

silverMedal Cem Olkay (5 out of 9 patents)

bronzeMedal Peter Höschler (5 out of 5 patents)

4.  Armin Gorontzi (3 out of 3 patents)

5.  Friedrich Rinke (2 out of 2 patents)

6.  Reinhard Gottschling (2 out of 5 patents)

7.  Klaus Bergmann (2 out of 2 patents)

8.  Daniel Krause (1 out of 1 patent)

9.  Matthias Velten (1 out of 1 patent)

10.  Peter Hoeschler (1 out of 2 patents)

11.  Frank Noethe (1 out of 1 patent)

12.  Thorsten Kuester (1 out of 1 patent)

13.  Burkhard Herrmann (1 out of 1 patent)

14.  Noah Fassbender (1 out of 1 patent)

15.  Sebastian Koch (1 patent)


15 patents:

1. 12435544 - Magnetically coded lock (2025-10-07),
2. 12305425 - Swivel lever device and system for actuating a closure apparatus of an access control device (2025-05-20),
3. 11898391 - Hinge and system for detachably connecting a door to a frame (2024-02-13),
4. 11591821 - Modular closure device for different closure elements (2023-02-28),
5. 11313162 - Hinge for detachable sheet metal cabinet doors or walls (2022-04-26),
6. 11193313 - Electromechanical closure having a rotary latch arrangement with an evaluatable door contact for controlling a display device such as an LED module (2021-12-07),
7. 10570642 - LED indicator such as LED ring for a mechatronic lock system (2020-02-25),
8. 10017973 - Hinge for unhingeable sheet-metal cabinet doors (2018-07-10),
9. 9605454 - Rotary lever lock (2017-03-28),
10. 8585102 - Compression closure (2013-11-19),
11. 8584493 - Actuating lever which can be pivoted into a recess (2013-11-19),
12. 8413939 - Fastening element for a threaded bolt (2013-04-09),
13. 8291732 - Retractable hand lever actuator which may be locked in a recess (2012-10-23),
14. 8251413 - Adjustable bar guide (2012-08-28),
15. 8122745 - Handle with a closure insert (2012-02-28),
Company Overview
Dirak Dieter Ramsauer Konstruktionselemente GmbH specializes in the development and manufacturing of innovative locking systems and hardware solutions. The company focuses on providing high-quality components for various industries, including electronics, automotive, and industrial applications. With a commitment to engineering excellence, Dirak emphasizes functionality and design, ensuring that its products meet the evolving needs of its global clientele. Headquartered in Ennepetal, Germany, Dirak is recognized for its precision and reliability in the hardware sector.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

15 Patents

#7 in Ennepetal

#2,780 in Germany

#39,991 in the World

Ennepetal, DE
Ennepetal, Germany

Dirak Dieter Ramsauer Konstruktionselemente Gmbh

Forward Citations = 51

14 inventors:

goldMedal Dieter Ramsauer (7 out of 78 patents)

silverMedal Cem Olkay (5 out of 9 patents)

bronzeMedal Peter Höschler (5 out of 5 patents)

4.  Armin Gorontzi (3 out of 3 patents)

5.  Friedrich Rinke (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dirak Dieter Ramsauer Konstruktionselemente Gmbh. Retrieved from https://idiyas.com/company/dirak-dieter-ramsauer-konstruktionselemente

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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