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Dornbirn, Austria

Zumtobel Staff Gmbh

USPTO Granted Patents = 29

Trademarks = 1

Forward Citations = 646

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40 inventors (with patents filed for the assignee):

Charles Keller (4 out of 4 patents)

Markus Bohle (3 out of 3 patents)

Günther Sejkora (2 out of 2 patents)

4. Gerald Ladstätter (2 out of 2 patents)

5. Torsten Fritze (2 out of 5 patents)

6. James Irvine (2 out of 15 patents)

7. Gerald Ladstätter (1 out of 18 patents)

8. Wolfgang Gadner (1 out of 11 patents)

9. Michael Spiegel (1 out of 10 patents)

10. Bernhard Klocker (1 out of 2 patents)

11. Katharine Keller (1 out of 1 patent)

12. Günther Johler (1 out of 1 patent)

13. Siegried Luger (1 out of 1 patent)

14. Reinhard Feistmantl (1 out of 1 patent)

15. Jürg Zumtobel (1 out of 1 patent)

29 patents: Sort by Forward Citations

1. 7766506 - Light influencing element (2010-08-03),

2. 7093955 - Light with a transparent panel (2006-08-22),

3. D519237 - Light fixture (2006-04-18),

4. 6989759 - Lighting system (2006-01-24),

5. 6980728 - Optical element having total reflection (2005-12-27),

6. 6966672 - Luminaire louvre with double-walled side reflectors (2005-11-22),

7. 6945670 - Luminaire (2005-09-20),

8. D504190 - Lighting fixture (2005-04-19),

9. 6857763 - Luminous diode arrangement with reflector (2005-02-22),

10. D498867 - Lighting fixture (2004-11-24),

11. D498866 - Lighting fixture (2004-11-24),

12. 6793368 - Luminaire having a plurality of pot reflectors (2004-09-21),

13. D490927 - Lighting fixture (2004-06-02),

14. D483510 - Ceiling light (2003-12-10),

15. 6655819 - Luminaire (2003-12-02),

Zumtobel Staff GmbH is a leading international provider of innovative lighting solutions, headquartered in Dornbirn, Austria. With a strong focus on research and development, Zumtobel Staff GmbH designs and manufactures high-quality lighting products and solutions for various applications, including office buildings, shops, hospitality, healthcare, and more. Their mission is to create exceptional lighting experiences that enhance the well-being of individuals and improve the overall quality of spaces. With a global presence and a commitment to sustainability, Zumtobel Staff GmbH strives to shape the future of lighting technology.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

29 Patents

#2 in Dornbirn

#125 in Austria

#21,885 in the World

Dornbirn, Austria

Zumtobel Staff Gmbh

Forward Citations = 646

40 inventors:

Charles Keller (4 out of 4 patents)

Markus Bohle (3 out of 3 patents)

Günther Sejkora (2 out of 2 patents)

4. Gerald Ladstätter (2 out of 2 patents)

5. Torsten Fritze (2 out of 5 patents)

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