Forward Citations = 48

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4 inventors (with patents filed for the assignee):

Knud Overlach (1 out of 10 patents)

Ludwig Pietzsch (1 out of 14 patents)

Walter Breunig (1 out of 1 patent)

4. Detlef Senger (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 4692943 - Method of and system for opto-electronic inspection of a two-dimensional (1987-09-08),

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USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#24 in Ettlingen

#15,376 in Germany

Ettlingen, Germany

Dr. Ludwig Pietzsch Gmbh

Forward Citations = 48

4 inventors:

Knud Overlach (1 out of 10 patents)

Ludwig Pietzsch (1 out of 14 patents)

Walter Breunig (1 out of 1 patent)

4. Detlef Senger (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dr. Ludwig Pietzsch Gmbh. Retrieved from https://idiyas.com/company/dr-ludwig-pietzsch

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]