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Weissach, Germany

Ulrich Lehmann

This inventor holds 5 USPTO granted patents. Top assignee: Dr. Ing. H.c. F. Porsche Aktiengesellschaft. Active years: 1980-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ulrich Lehmann. Retrieved from https://idiyas.com/inventor/ulrich-lehmann-8zibpg4k

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 5

Forward Citations = 66(Granted Patents)

Company Filing History:

Dr. Ing. H.c. F. Porsche Aktiengesellschaft

Years Active: 1980-1986

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4611698 - Switch mechanism for sequential action of a double clutch mechanism (1986-09-16),

2. 4592249 - Shift rod position indication system (1986-06-03),

3. 4494199 - Brake system, especially for a motor vehicle (1985-01-15),

4. 4491892 - Electronic current overload protection installation (1985-01-01),

5. 4197711 - Exhaust driven turbocharger for an internal combustion engine (1980-04-15),

Profile summary based on public USPTO records.

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]

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