% Expired Patents = 16.7

EPO Patents = 10

Trademarks = 2

Forward Citations = 89

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4 inventors (with patents filed for the assignee):

Rainer Schmelz (4 out of 4 patents)

Wolfgang Spreitzer (2 out of 2 patents)

Arno Reger (1 out of 3 patents)

4. Kevin Dillinger (1 out of 1 patent)

5. Wolfgang Moser (0 patent)

6. Christian Sprenger (1 patent)

7. Marco Kauschwitz (0 patent)

6 patents: Sort by Forward Citations

1. 11933517 - Butterfly flap reduction gear (2024-03-19),

2. 10670295 - Volume flow regulator (2020-06-02),

3. 9704683 - Double-break relay (2017-07-11),

4. 6788176 - Bounce-reduced relay (2004-09-07),

5. 6661319 - Bounce-reduced relay (2003-12-09),

6. 6046661 - Electrical switching device (2000-04-04),

Gruner AG is a leading engineering and consulting company that provides innovative solutions in the areas of civil engineering, energy, environment, and IT. With over 1500 employees and more than 20 offices worldwide, Gruner AG offers high-quality services to clients in various industries, including construction, infrastructure, and energy. The company's expertise and commitment to sustainability have earned them a reputation for excellence in the industry.

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

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USPTO Data Jan 1 1976 - Sep 15 2026

6 Patents

#1 in Wehingen

#5,393 in Germany

Wehingen, Germany

Gruner Ag