% Expired Patents = 50.0

Trademarks = 1

Forward Citations = 48

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7 inventors (with patents filed for the assignee):

Ivo Schumacher (3 out of 7 patents)

Klaus Menneking (1 out of 1 patent)

Ruth Freitag (1 out of 1 patent)

4. Frank Hilbrig (1 out of 2 patents)

5. Martin Pfeiffer (1 out of 1 patent)

6. Patrick Mueller (1 out of 1 patent)

7. Glenn Hohle (1 out of 3 patents)

6 patents: Sort by Forward Citations

1. 10486090 - Filter device comprising filter candle for fastening and sealing filter fabrics and membrane tubes on a filter candle (2019-11-26),

2. 7378238 - Method for treating biomass for producing cell lysate containing plasmid DNA (2008-05-27),

3. 7077968 - Method for continuously filtering raw brine for use in chlor-alkali electrolysis (2006-07-18),

4. 6860394 - Candle filter element (2005-03-01),

5. 6413422 - Candle filter elements and method for fixing same in a pressure vessel (2002-07-02),

6. 5435911 - Back-washable filter element comprised of perforated tubes (1995-07-25),

Company Overview

Drm, Dr. Mueller Ag is a leading provider of innovative medical devices and technologies. With a focus on enhancing patient care and outcomes, we offer a wide range of products for various medical specialties.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

6 Patents

#5 in Männedorf

#1,479 in Switzerland

Männedorf, Switzerland

Drm, Dr. Mueller Ag

Forward Citations = 48

7 inventors:

Ivo Schumacher (3 out of 7 patents)

Klaus Menneking (1 out of 1 patent)

Ruth Freitag (1 out of 1 patent)

4. Frank Hilbrig (1 out of 2 patents)

5. Martin Pfeiffer (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Drm, Dr. Mueller Ag. Retrieved from https://idiyas.com/company/drm-dr-mueller-ag

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]