EPO Patents = 66

Trademarks = 1

Forward Citations = 102

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8 inventors (with patents filed for the assignee):

Walter Renz (2 out of 4 patents)

Julius M Von Resch (2 out of 6 patents)

Thomas Henzler (1 out of 1 patent)

4. Wolfgang Röger (1 out of 1 patent)

5. Udo Dieners (1 out of 2 patents)

6. Daniel Gründler (1 out of 2 patents)

7. Gerhard Schroder (1 out of 3 patents)

8. Dieter Mauckner (1 out of 1 patent)

9. Hans Bentheimer (1 patent)

10. Daniel Gruendler (1 patent)

11. Wolfgang Uebele (1 patent)

12. Zoltan Bencsik (1 patent)

13. Georg Bonn (1 patent)

14. Udo Dieners (1 patent)

15. Jens Johann Grosse (1 patent)

6 patents: Sort by Forward Citations

1. 6389855 - Locking device for a door, window or the like (2002-05-21),

2. 6327881 - Locking device (2001-12-11),

3. 5878605 - Lock, in particular mortise lock (1999-03-09),

4. 4967512 - Arrangement for controlling the closing sequence of two wings of a door, (1990-11-06),

5. 4590707 - Releasable panel assembly for window frame or the like (1986-05-27),

6. 4551945 - Hardware for moving a sash into laterally displaced parallel positions (1985-11-12),

Gretsch-unitas Gmbh Baubeschlage is a leading global provider of high-quality hardware and security solutions for doors and windows. With a long history of innovation and craftsmanship, the company offers a wide range of products including locks, hinges, handles, and access control systems. Gretsch-unitas is dedicated to creating secure and reliable solutions for residential, commercial, and industrial buildings.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

6 Patents

#8 in Ditzingen

#5,304 in Germany

Ditzingen, Germany

Gretsch-unitas Gmbh Baubeschlage