Forward Citations = 272

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7 inventors (with patents filed for the assignee):

Jurgen K Koltermann (3 out of 3 patents)

Bernhard J Polzer (3 out of 3 patents)

Eugen Mattheiss (2 out of 5 patents)

4. Dieter W Stein (2 out of 2 patents)

5. Karl Berner (1 out of 7 patents)

6. Helmut K Grell (1 out of 1 patent)

7. Johann Roemischer (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 4685050 - Method of tightening threaded fasteners (1987-08-04),

2. 4467877 - Power tool, in particular a hand-held compressed air screwdriver (1984-08-28),

3. 4320806 - Power tool, in particular a hand-held compressed air screw driver (1982-03-23),

4. 4124026 - Procedure and apparatus for screwing implants into bones (1978-11-07),

Company Overview

Deutsche Gardner-denver Gmbh is a leading provider of industrial equipment and solutions. They specialize in manufacturing and distributing air compressors, blowers, pumps, and vacuum systems for a wide range of industries including manufacturing, oil & gas, and food & beverage. With a strong focus on quality and innovation, Deutsche Gardner-denver Gmbh helps customers improve efficiency and productivity in their operations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#4 in Westhausen

#7,032 in Germany

Westhausen, Germany

Deutsche Gardner-Denver Gmbh

Forward Citations = 272

7 inventors:

Jurgen K Koltermann (3 out of 3 patents)

Bernhard J Polzer (3 out of 3 patents)

Eugen Mattheiss (2 out of 5 patents)

4. Dieter W Stein (2 out of 2 patents)

5. Karl Berner (1 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Deutsche Gardner-Denver Gmbh. Retrieved from https://idiyas.com/company/deutsche-gardner-denver

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]