EPO Patents = 4

Trademarks = 5

Forward Citations = 41

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7 inventors (with patents filed for the assignee):

Martin Klare (3 out of 10 patents)

Michael Kutschinski (3 out of 4 patents)

Thomas Veit (3 out of 5 patents)

4. Reiner Altmann (2 out of 3 patents)

5. Volker Dreve (2 out of 2 patents)

6. Reiner Altman (1 out of 1 patent)

7. Georgia Meissner (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 7763669 - Low-viscosity, radiation-curable formulation for producing adaptive earpieces (2010-07-27),

2. 7718748 - Antimicrobial polymerizable ear piece material (2010-05-18),

3. 7232646 - Low-viscous, radiation curable formulation, particularly for the stereo-lithographical production of earpiece (2007-06-19),

4. 5853774 - Apparatus for expressing a plastic mass from one or more cartridges (1998-12-29),

5. D394994 - Device for pressing cartridges (1998-06-09),

Company Overview

Dreve-otoplastik Gmbh is a leading manufacturer of custom-made hearing protection and earmolds. With over 70 years of experience, the company produces high-quality products for customers in various industries, including healthcare, sports, and music. Dreve-otoplastik Gmbh focuses on innovation and customer satisfaction, continuously improving their products and services to meet the needs of their clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#4 in Unna

#6,102 in Germany

Unna, Germany

Dreve-Otoplastik Gmbh

Forward Citations = 41

7 inventors:

Martin Klare (3 out of 10 patents)

Michael Kutschinski (3 out of 4 patents)

Thomas Veit (3 out of 5 patents)

4. Reiner Altmann (2 out of 3 patents)

5. Volker Dreve (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dreve-Otoplastik Gmbh. Retrieved from https://idiyas.com/company/dreve-otoplastik

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]

4 patents (EPO):

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]