Royal Oak, MI, United States of America

Donald J Stewart

This inventor holds 1 USPTO granted patent. Top assignee: Chrysler Corporation. Active years: 2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald J Stewart. Retrieved from https://idiyas.com/inventor/donald-j-stewart

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2009

Loading Chart...
1 patent (USPTO):Explore Patents

Title: The Innovations of Donald J Stewart

Introduction

Donald J Stewart is an accomplished inventor based in Royal Oak, MI (US). He is known for his significant contributions to the automotive industry, particularly through his work with Chrysler Corporation. With a focus on enhancing vehicle functionality, Stewart has developed innovative solutions that improve the driving experience.

Latest Patents

One of Stewart's notable patents is the Vehicle Shift Module. This invention features a shift mechanism for a transmission in a vehicle, which includes a housing, a shift lever, a key cylinder, and an actuator. The actuator is designed to connect operably to the key cylinder and can move between two positions. The first position prevents the shift lever from changing shift positions, while the second position allows for the shift lever to change shift positions. This innovation enhances the safety and efficiency of vehicle operation.

Career Highlights

Stewart has dedicated his career to advancing automotive technology. His work at Chrysler Corporation has positioned him as a key player in the development of innovative vehicle systems. With a patent portfolio that includes 1 patent, he continues to contribute to the evolution of automotive design and functionality.

Collaborations

Throughout his career, Stewart has collaborated with talented individuals such as Robert L Brown and Gregory F Fischer. These partnerships have fostered a creative environment that encourages the development of groundbreaking automotive technologies.

Conclusion

Donald J Stewart's contributions to the automotive industry exemplify the spirit of innovation. His work on the Vehicle Shift Module and collaborations with esteemed colleagues highlight his commitment to enhancing vehicle performance and safety. Through his inventions, Stewart continues to make a lasting impact on the automotive landscape.

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]
Loading…