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Auburn Hills, MI, United States of America

Siemens Automotive Corporation

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USPTO Granted Patents = 541

% Expired Patents = 7.4

Forward Citations = 7,272

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279 inventors (with patents filed for the assignee):

Robert W McFarland (33 out of 34 patents)

Michael P Dallmeyer (31 out of 47 patents)

Michael Joseph Hornby (29 out of 80 patents)

4. Danny O Wright (26 out of 46 patents)

5. Jack R Lorraine (25 out of 28 patents)

6. Barry S Robinson (24 out of 32 patents)

7. Russell J Wakeman (21 out of 50 patents)

8. John E Cook (21 out of 124 patents)

9. Dennis Bulgatz (19 out of 22 patents)

10. Bryan C Hall (19 out of 22 patents)

11. David P Wieczorek (19 out of 25 patents)

12. Paul Desmond Daly (17 out of 63 patents)

13. Jason T Kilgore (16 out of 23 patents)

14. James Paul Fochtman (14 out of 28 patents)

15. Vernon R Warner (13 out of 13 patents)

Core Competencies:

Modular Fuel Injector

Pressure Regulating Valve

Dynamic Adjustment Assembly

Electromagnetic Actuator

Fuel Tank Isolation Valve

Air Mass Flow Controller

Fuel Rail Assembly

Turbulence Generation

Sealing Methods

Compensator Assembly

Gaseous Injector Flow Rate

Valve Seating Improvement

541 patents: Sort by Forward Citations

1. 6991187 - Magneto-hydraulic compensator for a fuel injector (2006-01-31),

2. 6878472 - Air mass flow controller (2005-04-12),

3. 6830034 - Fuel injector and fuel rail check valves (2004-12-14),

4. 6811091 - Modular fuel injector having an integral filter and dynamic adjustment assembly (2004-11-02),

5. 6799733 - Fuel injector having a modified seat for enhanced compressed natural gas jet mixing (2004-10-05),

6. 6793162 - Fuel injector and method of forming a hermetic seal for the fuel injector (2004-09-21),

7. 6786434 - Double concentric inlet tube for setting armature/needle lift and method of manufacturing same (2004-09-07),

8. 6786423 - Injection valve with single disc turbulence generation (2004-09-07),

9. 6786227 - System and method including a fuel tank isolation valve (2004-09-07),

10. 6778049 - Apparatus and method for changing the dynamic response of an electromagnetically operated actuator (2004-08-17),

11. 6769636 - Modular fuel injector having interchangeable armature assemblies and having an integral filter and O-ring retainer assembly (2004-08-03),

12. 6769176 - Method of manufacturing a fuel injector (2004-08-03),

13. 6766965 - Twin tube hydraulic compensator for a fuel injector (2004-07-27),

14. 6764032 - Self-locking spring stop for fuel injector calibration (2004-07-20),

15. 6758421 - Double concentric inlet tube for setting armature/needle lift and method of manufacturing same (2004-07-06),

Company Overview

Siemens Automotive Corporation, based in Auburn Hills, MI, specializes in advanced fuel injector technology, focusing on enhancing vehicle performance and efficiency. The company develops a range of innovative components including modular fuel injectors, pressure regulating valves, and dynamic adjustment assemblies, which are integral to modern automotive systems. With a commitment to research in automotive engineering, Siemens Automotive plays a pivotal role in shaping the future of fuel delivery and management technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

541 Patents

#10 in Auburn Hills, MI

#46 in Michigan

#906 in US

#1,802 in the World

Auburn Hills, MI, United States of America

Siemens Automotive Corporation

Forward Citations = 7,272

279 inventors:

Robert W McFarland (33 out of 34 patents)

Michael P Dallmeyer (31 out of 47 patents)

Michael Joseph Hornby (29 out of 80 patents)

4. Danny O Wright (26 out of 46 patents)

5. Jack R Lorraine (25 out of 28 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Siemens Automotive Corporation. Retrieved from https://idiyas.com/company/siemens-automotive

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

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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