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Leinfelden-Echterdingen, Germany

Roto Frank Ag

USPTO Granted Patents = 14

EPO Patents = 210

Trademarks = 5

Forward Citations = 138

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196 inventors (with patents filed for the assignee):

Stefan Fingerle (4 out of 4 patents)

Markus Peter (3 out of 3 patents)

Gyoergy Kiss (3 out of 3 patents)

4. Thorsten Issler (3 out of 4 patents)

5. Tamas Nyikos (2 out of 4 patents)

6. Harald Tomanek (2 out of 3 patents)

7. Michael Sill (2 out of 2 patents)

8. Karl-Heinz Frank (2 out of 2 patents)

9. Johann Schneider (2 out of 2 patents)

10. Volker Wohrn (2 out of 2 patents)

11. Jinxuan Zhou (1 out of 1 patent)

12. Kevin Bienert (1 out of 2 patents)

13. Tamás Nyikos (1 out of 1 patent)

14. Wolfgang Krieger (1 out of 1 patent)

15. Gonzalo Rivera Franco (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 11091945 - Roller carriage arrangement for a door or a window of a building having a fixed frame and a leaf which is displaceable relative to the fixed frame (2021-08-17),

2. 10550618 - Fitting assembly and window or door having such a fitting assembly (2020-02-04),

3. 10501974 - Fitting arrangement for connecting a slidable and tiltable leaf (2019-12-10),

4. 10267076 - Connecting device and window or door comprising a connecting device (2019-04-23),

5. 10077594 - Fitting for pressing a sliding wing onto a fixed enclosure (2018-09-18),

6. 7958603 - Rotary handle for a closing mechanism of a sash of a window or the like and method for actuating a closing mechanism (2011-06-14),

7. 7677067 - Lock (2010-03-16),

8. 6167662 - Method for assembling windows and the like (2001-01-02),

9. 5615522 - Roof window with positioning assembly (1997-04-01),

10. 5581945 - Sliding vent for windows (1996-12-10),

11. 5581942 - Method for the installation of a sash in the frame of a roof window (1996-12-10),

12. 5581941 - Vent and tilt roof window providing an exit (1996-12-10),

13. 5568703 - Roof window (1996-10-29),

14. 5568702 - Vent and tilt roof window (1996-10-29),

Roto Frank AG is a leading manufacturer of window and door hardware solutions. With over 90 years of expertise, they provide innovative and high-quality products for residential and commercial applications. Roto Frank AG is committed to sustainability, customer satisfaction, and continuous improvement in their industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

14 Patents

#4 in Leinfelden-Echterdingen

#2,894 in Germany

#40,882 in the World

Leinfelden-Echterdingen, Germany

Roto Frank Ag

Forward Citations = 138

196 inventors:

Stefan Fingerle (4 out of 4 patents)

Markus Peter (3 out of 3 patents)

Gyoergy Kiss (3 out of 3 patents)

4. Thorsten Issler (3 out of 4 patents)

5. Tamas Nyikos (2 out of 4 patents)

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