Freiberg, Germany

Hans Mezger

This inventor holds 19 USPTO granted patents, primarily in Internal Combustion Engines. Top assignees: Dr. Ing. H.c. F. Porsche Aktiengesellschaft, Harley-Davidson Motor Company, Porsche Ag. Active years: 1980-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans Mezger. Retrieved from https://idiyas.com/inventor/hans-mezger

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 7

Forward Citations = 132(Granted Patents)


Location History:

  • Freidberg, DE (1983)
  • Freiberg, DE (1980 - 1996)

Company Filing History:


Years Active: 1980-1996

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Areas of Expertise:
Reciprocating Engine
Cylinder Banks
Gear Drive
Fluid Coupling
Lubricating Arrangement
Piston Driven
Fuel Supply
Exhaust Gas Turbocharger
Supercharged Engine
Water Injection
Valve Seat Ring
Chain Drive
19 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Hans Mezger

Introduction: Hans Mezger, a prolific inventor based in Freiberg, Germany, is renowned for his significant contributions to the field of internal combustion engine design. With a remarkable total of 19 patents to his name, Mezger has played a crucial role in advancing engine technology, particularly through his work with leading automotive companies.

Latest Patents: Among his latest innovations are two notable patents that highlight his engineering prowess. The first is an "Internal-combustion engine comprising two cylinder banks," which integrates ducts for the feeding and removal of cooling water, thereby optimizing the engine’s efficiency. The second patent, a "Reciprocating engine with a gear drive," features a V-shaped arrangement of cylinder banks and a unique gear drive that allows for synchronous rotation of key components, ensuring enhanced performance and reliability.

Career Highlights: Mezger's career includes influential positions at renowned companies such as Dr. Ing. h.c. F. Porsche Aktiengesellschaft and Harley-Davidson Motor Company. His engineering expertise and innovative designs have had a lasting impact on the automotive industry, allowing these companies to push the boundaries of performance and engine efficiency.

Collaborations: Throughout his career, Hans Mezger has collaborated with talented individuals in the engineering field, notably Reinhard Konneker and Hans-Joachim Esch. These partnerships have fostered creativity and led to the development of pioneering technologies in the automotive sector.

Conclusion: Hans Mezger's contributions to automotive engineering are noteworthy, with numerous patents that reflect his innovative spirit. His dedication to advancing internal combustion engine technology has not only benefited the companies he has worked with but has also left an indelible mark on the automotive industry as a whole. Through his inventions, Mezger has demonstrated the power of innovation in driving progress and enhancing performance.

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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