Forward Citations = 54

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5 inventors (with patents filed for the assignee):

Peter Nissen (2 out of 11 patents)

Klaus Schafer (2 out of 4 patents)

Hans W Schwiderski (1 out of 3 patents)

4. Elmer D Mannherz (1 out of 6 patents)

5. Daniel J Soltz (1 out of 7 patents)

5 patents: Sort by Forward Citations

1. 5499543 - Device for measuring the flow of fluid through a measuring pipe (1996-03-19),

2. 5493914 - Device for measuring the flow of a fluid flowing through a measuring pipe (1996-02-27),

3. 5450757 - Apparatus for measuring the flow of a fluid flowing through a measuring (1995-09-19),

4. 4592886 - Technique for stabilizing injection molded flowmeter liner (1986-06-03),

5. 4578997 - Time-shaped AGC for ultrasonic liquid level meter of the echo-ranging (1986-04-01),

Company Overview

Fischer & Porter GmbH is a leading provider of measurement and control technology solutions for a wide range of industries, including water and wastewater, food and beverage, and pharmaceuticals. With a focus on quality and innovation, Fischer & Porter GmbH offers a comprehensive portfolio of products and services to help customers improve efficiency and productivity. From flow meters to level sensors, Fischer & Porter GmbH has the expertise to meet the unique needs of each client.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#20 in Göttingen

#6,098 in Germany

Göttingen, Germany

Fischer & Porter Gmbh

Forward Citations = 54

5 inventors:

Peter Nissen (2 out of 11 patents)

Klaus Schafer (2 out of 4 patents)

Hans W Schwiderski (1 out of 3 patents)

4. Elmer D Mannherz (1 out of 6 patents)

5. Daniel J Soltz (1 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Fischer & Porter Gmbh. Retrieved from https://idiyas.com/company/fischer-and-porter

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]