This inventor holds 3 USPTO granted patents. Top assignees: Gm Global Technolgoy Operations, Inc., Santa Barbara Research Center. Active years: 1997-2010.
Company Filing History:
2 out of 31,896 
1 out of 210 Years Active: 1997-2010
Title: Innovations by Robert D. Stephens
Introduction
Robert D. Stephens is an accomplished inventor based in Sterling Heights, MI (US). He holds a total of 3 patents that showcase his contributions to the field of hydrogen production and storage. His innovative work has implications for energy efficiency and sustainability.
Latest Patents
One of his latest patents is focused on the "Activation of Metal Hydrides." This invention addresses the reversible storage and release of hydrogen for hydrogen-powered generators. It highlights the challenge posed by oxidized surfaces of metal hydrides that inhibit hydrogen absorption or release. To overcome this, Stephens proposes suspending these materials in a suitable liquid, such as supercritical carbon dioxide or liquid nitrogen, and applying cavitation processing to enhance hydrogen permeability.
Another significant patent is the "System for Sono-Catalytic Production of Hydrogen." This device utilizes a container housing a water-based solution and a metal constituent. An ultrasonic generator irradiates the solution, resulting in the production of hydrogen gas. This innovative approach presents a novel method for hydrogen generation.
Career Highlights
Throughout his career, Robert D. Stephens has worked with notable organizations, including GM Global Technology Operations, Inc. and Santa Barbara Research Center. His experience in these companies has contributed to his expertise in the field of hydrogen technologies.
Collaborations
Stephens has collaborated with several professionals in his field, including Geoffrey A. Walter and Jose A. Santana. These collaborations have likely enriched his research and development efforts.
Conclusion
Robert D. Stephens is a notable inventor whose work in hydrogen production and storage reflects his commitment to advancing energy solutions. His patents demonstrate innovative approaches that could significantly impact the future of sustainable energy.