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For the Inventor, By the Inventor

Millington, MI, United States of America

David W Graber

This inventor holds 16 USPTO granted patents. Top assignees: Gm Global Technolgoy Operations, Inc., Delphi Technologies, Inc., Delco Electronics Corporation. Active years: 1987-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David W Graber. Retrieved from https://idiyas.com/inventor/david-w-graber

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

USPTO Granted Patents = 16

% Patents Active = 87.5

Average Co-Inventor Count = 2.6

ph-index = 11

Forward Citations = 243(Granted Patents)


Location History:

  • Troy, MI (US) (2002)
  • Millington, MI (US) (1987 - 2005)

Company Filing History:

goldMedal12 out of 31,934 
 
Gm Global Technolgoy Operations, Inc.
 patents
silverMedal3 out of 5,161 
 
Delphi Technologies, Inc.
 patents
bronzeMedal1 out of 788 
 
Delco Electronics Corporation
 patents
4. 1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1987-2005

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16 patents (USPTO):Explore Patents
1. 6922620 - Actuator synchronization and locking concept for steer by wire applications (2005-07-26),
2. 6624531 - Controller input voltage regulation by actuator power modulation (2003-09-23),
3. 6588540 - Steer-by-wire redundant handwheel control (2003-07-08),
4. 6460649 - Passive starting of a torque-ripple-free electric power steering system (2002-10-08),
5. 5491632 - Rotary encoder with neutral position (1996-02-13),
6. 5184297 - Method of calibrating power steering for uniform vehicle-to-vehicle (1993-02-02),
7. 5119898 - Electromagnetic control apparatus for varying the driver steering effort (1992-06-09),
8. 5086862 - Apparatus for stabilizing power steering for temperature effects (1992-02-11),
9. 5070956 - Electromagnetic control apparatus for varying the driver steering effort (1991-12-10),
10. 5038066 - Claw pole rotary actuator with limited angular movement (1991-08-06),
11. 5038063 - Rotary actuator with limited angular movement (1991-08-06),
12. 4886138 - Electromagnetic control apparatus for varying the driver steering effort (1989-12-12),
13. 4886137 - Electromagnetic control apparatus for varying the driver steering effort (1989-12-12),
14. 4871040 - Electromagnetic control apparatus for varying the driver steering effort (1989-10-03),
15. 4721894 - Temperature monitor system for an intermittent duty wound field motor (1988-01-26),

Title: Innovations and Patents of David W. Graber

Introduction

David W. Graber, an accomplished inventor based in Millington, Michigan, holds an impressive portfolio of 16 patents. His work primarily focuses on advancements in vehicle technology, particularly in actuator synchronization and vehicle systems management.

Latest Patents

Among his latest notable patents is the "Actuator synchronization and locking concept for steer by wire applications." This innovative system facilitates synchronization between the steerable device and the steering input device of a vehicle, enhancing the control mechanism upon startup. Additionally, Graber developed the "Controller input voltage regulation by actuator power modulation." This system plays a crucial role in ensuring the voltage remains stable during operations, thereby securing the optimal performance of various vehicle systems.

Career Highlights

Throughout his career, David W. Graber has made significant contributions while working with distinguished companies like GM Global Technology Operations LLC and Delphi Technologies, Inc. His experiences in these established organizations have undoubtedly influenced his inventive capabilities and thought processes.

Collaborations

Graber has collaborated with talented individuals such as Andrzej M. Pawlak and Jeffery Alan Zuraski. These partnerships have fostered a creative environment that promotes the development of cutting-edge technological solutions in the automotive sector.

Conclusion

David W. Graber's remarkable innovations and patents reflect his dedication and expertise in vehicle technology. His contributions continue to shape the landscape of automotive engineering, providing significant advancements that enhance functionality and 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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