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For the Inventor, By the Inventor

Gothenburg, Sweden

Jan Eismark

This inventor holds 18 USPTO granted patents and 3 published patent applications and 11 EPO patents, primarily in Internal Combustion Engines. Top assignees: Volvo Truck Corporation, Ab Volvo, Volvo Lastvagnar Ab. Active years: 2004-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jan Eismark. Retrieved from https://idiyas.com/inventor/jan-eismark

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

Calculating rank
USPTO Granted Patents = 18 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.6

ph-index = 5

Forward Citations = 51(Granted Patents)


Location History:

  • Göteborg, SE (2011 - 2018)
  • Gothenburg, SE (2004 - 2023)

Company Filing History:

goldMedal11 out of 1,573 
 
Volvo Truck Corporation
 patents
silverMedal2 out of 404 
 
Ab Volvo
 patents
bronzeMedal2 out of 513 
 
Volvo Lastvagnar Ab
 patents
4. 2 out of 61 
 
Volvo Technology Corporation
 patents
5. 1 out of 1 
 
Volvo Tekisk Utveckling Ab
 patent

Years Active: 2004-2026

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Areas of Expertise:
Hydrogen Internal Combustion Engine
Fuel Injection Arrangement
Piston Design
Cylinder Head
Emission Reduction
Gaseous Fuel
Nozzle Cap
Combustion Process Control
Soot Emissions
Reciprocal Movement
Vehicle Combustion Engine
18 patents (USPTO):Explore Patents
1. 12669099 - Nozzle cap, a fuel gas injection and a hydrogen internal combustion engine (2026-06-30),
2. 12546263 - Internal combustion engine system (2026-02-10),
3. 12510035 - Internal combustion engine system (2025-12-30),
4. 12473877 - Fuel injection arrangement and a hydrogen internal combustion engine (2025-11-18),
5. 12442347 - Piston and an internal combustion engine system (2025-10-14),
6. 12416274 - Cylinder head (2025-09-16),
7. 12253046 - Internal combustion engine for gaseous fuel (2025-03-18),
8. 12146455 - Nozzle cap for a fuel injection nozzle operable in a hydrogen internal combustion engine (2024-11-19),
9. 11840984 - Internal combustion engine for gaseous fuel (2023-12-12),
10. 10738682 - Piston crown for an internal combustion engine (2020-08-11),
11. 10060386 - Piston for a cylinder of a combustion engine (2018-08-28),
12. 9027529 - Piston positioned for reciprocal movement in a combustion engine cylinder (2015-05-12),
13. 8646428 - Piston positioned for reciprocal movement in a combustion engine cylinder (2014-02-11),
14. 8499735 - Device for reducing emissions in a vehicle combustion engine (2013-08-06),
15. 7918206 - Device for reducing soot emissions in a vehicle combustion engine (2011-04-05),

Title: Jan Eismark: Innovator in Internal Combustion Engine Technology

Introduction

Jan Eismark is a notable inventor based in Göteborg, Sweden. He has made significant contributions to the field of internal combustion engine technology, holding a total of 14 patents. His innovative designs focus on improving the efficiency and functionality of engine components.

Latest Patents

Among his latest patents are a piston and an internal combustion engine system. The piston is designed to operate on gaseous fuel and features a piston bowl that receives fuel jets from an injector. This design includes a protrusion segment that guides the fuel jets effectively. Additionally, Eismark has developed a cylinder head that mounts to a combustion cylinder, featuring a cavity for a fuel injector to feed gaseous fuel into the combustion chamber. This design enhances the performance of internal combustion engines.

Career Highlights

Jan Eismark has worked with prominent companies in the automotive industry, including Volvo Truck Corporation and AB Volvo. His experience in these organizations has allowed him to refine his skills and contribute to advancements in engine technology.

Collaborations

Eismark has collaborated with talented individuals such as Tommy Simonsson and Rickard Ehleskog. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Jan Eismark is a distinguished inventor whose work in internal combustion engine technology has led to numerous patents and advancements in the field. His contributions continue to influence the automotive industry and drive innovation forward.

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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