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For the Inventor, By the Inventor

Albstadt, Germany

Assa Abloy Sicherheitstechnik Gmbh

Calculating rank
USPTO Granted Patents = 10

% Expired Patents = 90.0


Forward Citations = 69

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15 inventors (with patents filed for the assignee):

goldMedal Norman Wittke (3 out of 4 patents)

silverMedal Oliver Hirschoff (2 out of 3 patents)

bronzeMedal Peter Meissner (1 out of 1 patent)

4.  Joachim Gillert (1 out of 2 patents)

5.  Zeljko Pintar (1 out of 1 patent)

6.  Ulrich Fischer (1 out of 1 patent)

7.  Christopher Loeb-Ullmann (1 out of 1 patent)

8.  Dieter Gresser (1 out of 1 patent)

9.  Karl-Heinz Kaestle (1 out of 1 patent)

10.  Fritz Feucht (1 out of 6 patents)

11.  Michael Holzer (1 out of 3 patents)

12.  Augustin Toma (1 out of 5 patents)

13.  Steffen Matschke (1 out of 1 patent)

14.  Matthias Daubitz (1 patent)

15.  Stefan Zintgraf (1 patent)


10 patents:

1. 11512495 - Flat key profile for a lock-key system (2022-11-29),
2. 9784014 - Lock-key system (2017-10-10),
3. 9683389 - Movement lock for a locking element or an actuator in a locking system (2017-06-20),
4. 9121198 - Door opener for closed-circuit current operation and open-circuit current operation (2015-09-01),
5. 8756759 - Fastening plate for a door closer and door closing device having such a fastening plate (2014-06-24),
6. 8720959 - Door opening mechanism with automatic adjustment of the door opening latch (2014-05-13),
7. 8287010 - Door locking system having a planar striker plate (2012-10-16),
8. 8164447 - Closing system having a force sensor (2012-04-24),
9. 7900981 - Door opener system and adapter part for use in a door opener (2011-03-08),
10. 7562918 - Locking/unlocking device for a door opener swivel latch (2009-07-21),
Company Overview
Assa Abloy Sicherheitstechnik GmbH, based in Albstadt, Germany, specializes in advanced locking solutions and security technologies. The company focuses on the development and manufacturing of innovative access control systems, including electronic locks and key management solutions. With a strong emphasis on research and development, Assa Abloy is committed to enhancing security across various sectors, including residential, commercial, and institutional markets, leveraging cutting-edge technology to meet evolving security needs.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

10 Patents

#8 in Albstadt

#3,757 in Germany

#56,119 in the World

Albstadt, DE
Albstadt, Germany

Assa Abloy Sicherheitstechnik Gmbh

Forward Citations = 69

15 inventors:

goldMedal Norman Wittke (3 out of 4 patents)

silverMedal Oliver Hirschoff (2 out of 3 patents)

bronzeMedal Peter Meissner (1 out of 1 patent)

4.  Joachim Gillert (1 out of 2 patents)

5.  Zeljko Pintar (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Assa Abloy Sicherheitstechnik Gmbh. Retrieved from https://idiyas.com/company/assa-abloy-sicherheitstechnik

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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