Forward Citations = 24

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5 inventors (with patents filed for the assignee):

Bernhard Hoffmann (2 out of 42 patents)

Andreas Grundl (2 out of 25 patents)

Ullrich Masberg (1 out of 16 patents)

4. Thomas Pels (1 out of 29 patents)

5. Klaus-Peter Zeyen (1 out of 20 patents)

2 patents: Sort by Forward Citations

1. 6158405 - System for actively reducing rotational nonuniformity of a shaft, in (2000-12-12),

2. 5381330 - Half-bridge arrangement for switching electrical power (1995-01-10),

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USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#17 in Starnberg

#10,681 in Germany

Starnberg, Germany

Grundl and Hoffmann Gmbh

Forward Citations = 24

5 inventors:

Bernhard Hoffmann (2 out of 42 patents)

Andreas Grundl (2 out of 25 patents)

Ullrich Masberg (1 out of 16 patents)

4. Thomas Pels (1 out of 29 patents)

5. Klaus-Peter Zeyen (1 out of 20 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Grundl and Hoffmann Gmbh. Retrieved from https://idiyas.com/company/grundl-and-hoffmann

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]