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For the Inventor, By the Inventor

Fellbach, Germany

Walter Kerschbaum

This inventor holds 8 USPTO granted patents. Top assignees: Mercedes-Benz Aktiengesellschaft, Daimler Ag, Daimler-Benz Ag. Active years: 1989-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Walter Kerschbaum. Retrieved from https://idiyas.com/inventor/walter-kerschbaum

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 5

Forward Citations = 67(Granted Patents)


Location History:

  • Fellbach, DE (1989 - 1997)
  • Schorndorf, DE (2009)

Company Filing History:

goldMedal6 out of 932 
 
Mercedes-Benz Aktiengesellschaft
 patents
silverMedal1 out of 2,048 
 
Daimler Ag
 patents
bronzeMedal1 out of 1,777 
 
Daimler-Benz Ag
 patents

Years Active: 1989-2009

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8 patents (USPTO):Explore Patents
1. 7516737 - Internal combustion engine with cooling system and exhaust gas recirculation system (2009-04-14),
2. 5622156 - Ventilating arrangement for the crankcase of an internal combustion (1997-04-22),
3. 5533474 - Lubricating-oil device for an internal combustion engine (1996-07-09),
4. 5479903 - V-shaped internal combustion engine (1996-01-02),
5. 5477817 - Casing cover with oil cooler for an internal combustion engine (1995-12-26),
6. 5411001 - Fuel line arrangement in the cylinder housing of an internal combustion (1995-05-02),
7. 4889090 - Crankshaft drive of an internal-combustion engine of V-type (1989-12-26),
8. 4886023 - Crankshaft drive of an internal-combustion engine of V-type (1989-12-12),

Title: Walter Kerschbaum: Innovator in Internal Combustion Engine Technology

Introduction

Walter Kerschbaum is a notable inventor based in Fellbach, Germany. He has made significant contributions to the field of internal combustion engines, holding a total of 8 patents. His innovative designs focus on improving engine efficiency and functionality.

Latest Patents

Kerschbaum's latest patents include an internal combustion engine with a cooling system and an exhaust gas recirculation (EGR) system. This design features an EGR heat exchanger that connects to the engine's coolant outlet, enhancing the cooling process. Another notable patent is a ventilating arrangement for the crankcase of an internal combustion engine. This arrangement includes a venting line that supplies venting gases from the crankcase to the air intake pipe, incorporating an oil separator that allows for efficient oil return to the oil sump.

Career Highlights

Throughout his career, Kerschbaum has worked with prestigious companies such as Mercedes-Benz Aktiengesellschaft and Daimler AG. His experience in these leading automotive firms has allowed him to refine his expertise in engine technology and innovation.

Collaborations

Kerschbaum has collaborated with esteemed colleagues, including Johannes Werner and Ernst-Wilhelm Hufendiek. These partnerships have contributed to the advancement of his projects and the development of new technologies in the automotive sector.

Conclusion

Walter Kerschbaum's contributions to internal combustion engine technology demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of engine mechanics and a drive to improve automotive 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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