This inventor holds 3 USPTO granted patents. Top assignee: Caterpillar Tractor Co.. Active years: 1976-1996.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Aurora, IL (US) (1976 - 1978)
- Latrobe, PA (US) (1996)
Company Filing History:

Years Active: 1976-1996
Title: William E. Conroy: Inventor in Aurora, Illinois.
Introduction
William E. Conroy is an inventor associated with Aurora, Illinois, and Caterpillar Tractor Co. His recorded work includes 3 patents.
Latest Patents
Conroy’s listed patents include “Key holder” and “Thrust washer arrangement for differentials.” The latter describes a differential with four pinion gears mounted on a spider inside a housing. Semi-spherically shaped thrust washers sit between the pinion gears and the housing. Each washer has an elongated slot, and a pin secured to the housing extends into the slot to hold the washer in position.
Career Highlights
Conroy’s patent record reflects work on mechanical components, including a differential thrust-washer arrangement. He is associated with Caterpillar Tractor Co.
Collaborations
His listed coworkers include Charles C. Ehlke and Peter Sidles, Jr.
Conclusion
William E. Conroy’s recorded inventions include a key holder and a differential thrust-washer design, documenting his contributions as an inventor associated with Caterpillar Tractor Co.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile