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For the Inventor, By the Inventor

Hof, Germany

Soll Gmbh


USPTO Granted Patents = 3



Trademarks = 1

Forward Citations = 36

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5 inventors (with patents filed for the assignee):

goldMedal Thomas Willuweit (1 out of 9 patents)

silverMedal Klaus Meister (1 out of 2 patents)

bronzeMedal Toralf Skade (1 out of 1 patent)

4.  Ronald Mickan (1 out of 1 patent)

5.  Thomas Keller (1 out of 1 patent)

6.  Ralf Griesbach (3 patents)

7.  Achim Sack (1 patent)

8.  Harald Pilz (1 patent)


3 patents:

1. 9210937 - Composition for destroying thread algae (2015-12-15),
2. 6457556 - Catching device for a system for protecting persons working at heights (2002-10-01),
3. 6260662 - Rectractable extension for the guiding rail of a climbing guard (2001-07-17),
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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#1 in Hof

#8,427 in Germany

Hof, DE
Hof, Germany

Soll Gmbh

Forward Citations = 36

5 inventors:

goldMedal Thomas Willuweit (1 out of 9 patents)

silverMedal Klaus Meister (1 out of 2 patents)

bronzeMedal Toralf Skade (1 out of 1 patent)

4.  Ronald Mickan (1 out of 1 patent)

5.  Thomas Keller (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Soll Gmbh. Retrieved from https://idiyas.com/company/soll

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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