This inventor holds 3 USPTO granted patents. Top assignees: Hewlett-Packard Development Company, L.p., Other. Active years: 1980-2011.
Location History:
- Tualatin, OR (US) (1980)
- Corvallis, OR (US) (2006 - 2011)
Company Filing History:
1 out of 27,667 
2 out of 834,453 Years Active: 1980-2011
Title: Jonald R Gradwohl: Innovator in Renewable Energy and Fuel Cell Technology
Introduction
Jonald R Gradwohl is a notable inventor based in Corvallis, OR (US). He has made significant contributions to the fields of renewable energy and fuel cell technology, holding a total of 3 patents. His innovative designs reflect a commitment to advancing sustainable energy solutions.
Latest Patents
One of Gradwohl's latest inventions is a wind-driven power generator. This device features a rotational shroud assembly designed to maximize wind input, along with a turbine assembly that includes a shaft rotating within the shroud. The turbine assembly is equipped with elongate arms that are perpendicular to the shaft, each fitted with vertical wind blades. The shroud assembly covers approximately half of the turbine during rotation, ensuring optimal wind exposure on the blade fronts while shielding the backs from incoming wind.
Another significant patent is for a fuel-cell element stack with stress relief and methods. This assembly consists of multiple unit cells, each containing an anode, electrolyte, cathode, and current collector. The unit cells are arranged in a stack and supported by electrical interconnection elements, allowing for relative movement of the unit cells, which enhances the efficiency and durability of the fuel cell assembly.
Career Highlights
Throughout his career, Jonald R Gradwohl has worked with prominent companies, including Hewlett-Packard Development Company, L.P. His experience in these organizations has contributed to his expertise in developing innovative technologies.
Collaborations
Gradwohl has collaborated with notable individuals in his field, including Donald R Gradwohl and David A Champion. These partnerships have likely fostered a creative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Jonald R Gradwohl's contributions to renewable energy and fuel cell technology demonstrate his innovative spirit and dedication to creating sustainable solutions. His patents reflect a deep understanding of engineering principles and a commitment to improving energy efficiency.