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For the Inventor, By the Inventor

Cologne, Germany

Wolfgang Kohler

This inventor holds 6 USPTO granted patents. Top assignees: Klockner-Humboldt-Deutz Ag, Kloeckner-Humboldt-Deutz Ag. Active years: 1976-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wolfgang Kohler. Retrieved from https://idiyas.com/inventor/wolfgang-kohler-lig5zhei

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 4

Forward Citations = 78(Granted Patents)


Location History:

  • Dusseldorf, DE (1976)
  • Cologne, DE (1978 - 1992)

Company Filing History:

goldMedal5 out of 433 
 
Klockner-Humboldt-Deutz Ag
 patents
silverMedal1 out of 87 
 
Kloeckner-Humboldt-Deutz Ag
 patents

Years Active: 1976-1992

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6 patents (USPTO):Explore Patents
1. 5125807 - Fuel injection device (1992-06-30),
2. 4478196 - Fuel injection pump for internal combustion engines (1984-10-23),
3. 4325342 - Fuel injection pump control for internal combustion engines, especially (1982-04-20),
4. 4308839 - Fuel injection pump for internal combustion engines (1982-01-05),
5. 4106458 - Fuel injector (1978-08-15),
6. 3997117 - Fuel injection valve for internal combustion engines (1976-12-14),

Title: Wolfgang Kohler: Innovator in Fuel Injection Technology

Introduction

Wolfgang Kohler is a notable inventor based in Cologne, Germany. He has made significant contributions to the field of fuel injection technology, holding a total of 6 patents. His work has been instrumental in advancing the efficiency and performance of diesel engines.

Latest Patents

Kohler's latest patents include a fuel injection device designed for diesel engines. This device features at least one pump plunger that is sealingly guided in a plunger bushing, forming a high-pressure space connected to a low-pressure space through a control element. This innovative design minimizes dead space, allowing for the development of high injection pressures. Another significant patent is for a fuel injection pump for internal combustion engines. This pump utilizes a cam-actuated piston, where the piston stroke is partially used for fuel delivery. The design allows for controllable fuel feed volume by varying the effective piston stroke in accordance with the engine's revolutions.

Career Highlights

Throughout his career, Wolfgang Kohler has worked with prominent companies such as Klockner-Humboldt-Deutz AG and Kloeckner-Humboldt-Deutz AG. His experience in these organizations has contributed to his expertise in fuel injection systems and engine technology.

Collaborations

Kohler has collaborated with notable individuals in the field, including Karl E Hafner and Reda Rizk. These partnerships have further enriched his work and innovations in fuel injection technology.

Conclusion

Wolfgang Kohler's contributions to fuel injection technology have made a lasting impact on the automotive industry. His innovative patents and collaborations reflect his dedication to enhancing engine performance and efficiency.

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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