Charles City, IA, United States of America

Stephen J Gleason

This inventor holds 10 USPTO granted patents, plus 1 CIPO patent. Top assignee: Trimark Corporation. Active years: 1991-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stephen J Gleason. Retrieved from https://idiyas.com/inventor/stephen-j-gleason

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 2.0

ph-index = 7

Forward Citations = 324(Granted Patents)


Company Filing History:


Years Active: 1991-2004

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10 patents (USPTO):Explore Patents

Title: Innovations by Stephen J Gleason: Pioneering Vehicle Latch Technology

Introduction

Stephen J Gleason, an inventive mind based in Charles City, IA, has made significant contributions to the field of vehicle latch technology, holding a total of 10 patents. His inventions, particularly in the area of latch assemblies for motor vehicles, showcase his commitment to enhancing vehicle safety and functionality.

Latest Patents

Among Gleason's most recent innovations are the latch structure and a universal actuator assembly for a door latch. The latch structure is designed for use in various types of motor vehicles, including agricultural, construction, recreation, and heavy-duty trucks. This innovative latch assembly is characterized by a housing with a rotor and catch, which work together to securely retain a striker bolt on the vehicle's door while allowing for easy operation. To prolong the life of the latch assembly, both the rotor and catch are impregnated with a lubricant, and a grease block is incorporated to prevent contaminants like dirt and water from entering.

In addition, Gleason has developed a non-handed universal actuator assembly that adapts to both left-hand and right-hand vehicle door structures. This assembly is equipped with a mounting bracket and a series of pivotally mounted lever arms, which can accommodate rods and cables from door handles and lock mechanisms, providing versatile control over the latch's operation.

Career Highlights

Gleason's professional journey has been marked by his tenure at Trimark Corporation, where he has utilized his innovative skills to advance vehicle latch technology significantly. His passion for engineering and design has led to the successful development of multiple patented solutions that address the needs of the automotive industry.

Collaborations

Throughout his career, Gleason has collaborated with talented individuals, including his coworkers Marvin L Larsen and David Alcantara. Together, they have fostered a creative atmosphere conducive to innovation and problem-solving, contributing further to the success of their projects.

Conclusion

Stephen J Gleason stands out as an influential inventor in the automotive sector, with his work on latch assemblies at Trimark Corporation showcasing a blend of creativity and practical engineering. His patented innovations not only improve vehicle security and functionality but also reflect his dedication to enhancing the user experience in the automotive field. As technology evolves, Gleason's contributions are sure to leave a lasting impression on the industry.

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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