Trademarks = 6

Forward Citations = 5

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6 inventors (with patents filed for the assignee):

Philipp Rabe (3 out of 3 patents)

Knut Hoyer (3 out of 7 patents)

Ralph Christian Bremenkamp (1 out of 1 patent)

4. Judit Angster (1 out of 7 patents)

5. András Miklós (1 out of 1 patent)

6. Hernán Javier Cabo (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 11335306 - Percussion instrument having at least one tone bar (2022-05-17),

2. 11295711 - Percussion instrument with at least two tone bars (2022-04-05),

3. 11170745 - Quick-release clamp for releasably attaching an instrument, especially a percussion instrument, to a stand (2021-11-09),

4. 11069330 - Tone bar of a percussion instrument and associated connecting element (2021-07-20),

Company Overview

Sonor Gmbh is a German manufacturer of drums, percussion instruments, and Orff instruments. Founded in 1875, Sonor is known for its high-quality craftsmanship and innovative designs. The company offers a wide range of products for musicians of all skill levels, from professional drummers to students learning to play music. With a focus on quality and innovation, Sonor continues to be a top choice for musicians around the world.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#4 in Bad Berleburg

#7,035 in Germany

Bad Berleburg, Germany

Sonor Gmbh

Forward Citations = 5

6 inventors:

Philipp Rabe (3 out of 3 patents)

Knut Hoyer (3 out of 7 patents)

Ralph Christian Bremenkamp (1 out of 1 patent)

4. Judit Angster (1 out of 7 patents)

5. András Miklós (1 out of 1 patent)

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

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]