This inventor holds 1 USPTO granted patent. Top assignee: Inventus Holdings, LLC. 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:
Years Active: 2026
Title: Harry J. Polenychko and Hydraulic Brake-System Maintenance
Introduction
Harry J. Polenychko is an inventor associated with Spirit Lake, Iowa, and Inventus Holdings, LLC. His work includes an invention intended to make hydraulic-cylinder removal from brake systems easier. The supplied information credits him with 1 patent.
Latest Patents
Polenychko’s listed patent is “Systems, Methods, and Devices for Facilitating Removal of Hydraulic Cylinders from Brake Systems.” It describes inserting a tool into the plunger aperture of a hydraulic cylinder, where the tool’s outer perimeter engages the aperture’s inner surface. A portion of the tool can connect to a torque device, which applies torque to rotate the cylinder and facilitate its removal. The disclosed application includes hydraulic cylinders in wind-turbine yaw brake systems.
Career Highlights
The patent reflects a practical focus on equipment maintenance and the removal of hydraulic components. By describing a tool-and-torque approach, the invention addresses a specific service task involving brake-system cylinders.
Collaborations
The supplied information identifies Inventus Holdings, LLC, as Polenychko’s company and names Avery E. Nelson and Tristan L. Mammen as coworkers. These details provide context for his professional associations, though no specific roles or contributions are provided.
Conclusion
Harry J. Polenychko’s listed patent presents a tool-based method for facilitating hydraulic-cylinder removal, with potential application to wind-turbine yaw brake systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile