Location History:
- Van Wert, OH (US) (1992)
- Perrysburg, OH (US) (1994 - 2005)
- Monclova, OH (US) (2012 - 2015)
- Maumee, OH (US) (2015)
Company Filing History:


Years Active: 1992-2015
Title: Gregory A. Haunhorst: Innovator from Perrysburg, OH
Introduction
Gregory A. Haunhorst is a prolific inventor based in Perrysburg, Ohio, known for his significant contributions to the field of engineering through his innovative patents. With a total of 15 patents to his name, he has made a remarkable impact on various industries.
Latest Patents
Gregory's latest inventions include the "Sequenced ball valve coupling," which features a unique valve assembly design. This innovative assembly includes a body that defines a bore, a ball valve engaged within, and an actuator extending through the body. The actuator works through a series of teeth that interact with a sleeve, allowing for smooth operation between the valve's open and closed positions. Another notable patent is the "Braided hose and method of making same." This invention involves a sophisticated hose structure incorporating multiple layers, including a rubber layer and an outer cover. The patented method ensures that the rubber does not reach the outer cover during the curing process, thus enhancing the hose's durability and performance.
Career Highlights
Throughout his career, Gregory has worked with esteemed companies such as Eaton Corporation and Aeroquip Corporation, where he showcased his expertise and innovative thinking. His experience in these companies has been pivotal in the development and realization of his inventive ideas.
Collaborations
Gregory has had the opportunity to collaborate with notable coworkers, including John C. Field and John C. Stemmler. These collaborations have played a crucial role in enriching his professional journey and expanding his creative perspectives.
Conclusion
Gregory A. Haunhorst exemplifies the spirit of innovation with his impressive array of patents and contributions to engineering. His work continues to inspire advancements in technology and demonstrates the importance of inventive solutions in modern industries.