This inventor holds 1 USPTO granted patent and 2 published patent applications. Top assignees: Saint-Pierre-Des-Corps, Wabtec Hauts-De-France. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 1 
1 out of 8 Years Active: 2026
Title: Brett Daniel Heher: Inventor of a Pantograph Positioning System
Introduction
Brett Daniel Heher is an inventor associated with Pittsburgh, Pennsylvania, in the United States. His patent work includes a system designed to detect wear on a pantograph’s contact strip and support its positioning.
Latest Patents
Heher is associated with 1 patent, titled “Pantograph Positioning System.” The invention describes a contact strip fastened to a pantograph and equipped with a fluid-supplied wear detection circuit. Its components include a main valve with pilot and secondary chambers separated by a movable membrane, a supply line, at least one feeder line, and a detection line. When the membrane moves to its open position, fluid can evacuate through the secondary chamber’s outlet aperture. The arrangement connects the valve and fluid lines to the contact strip’s wear detection circuit.
Career Highlights
Heher’s listed company affiliations include Wabtec Hauts-de-France and Saint-Pierre-des-Corps. His patent reflects work on pantograph equipment and a fluid-based approach to detecting contact-strip wear.
Collaborations
Heher’s listed coworkers include Henri Guillaume Marie De Buretel De Chassey and Philippe Geoffroy.
Conclusion
Brett Daniel Heher’s recorded invention focuses on pantograph positioning and contact-strip wear detection, linking a valve-and-line arrangement with a fluid-supplied detection circuit.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile