Company Filing History:
5 out of 4,197 
2 out of 2,546 
1 out of 123 Years Active: 1982-1992
Title: Ralph Forman: Innovator in Field Emission Technology
Introduction
Ralph Forman, an accomplished inventor based in Rocky River, Ohio, has made significant contributions to the field of electronic devices through his innovative concepts and designs. With a portfolio boasting nine patents, Forman's work in field emission technologies has garnered attention in the scientific and engineering communities.
Latest Patents
Among his notable inventions, Forman's latest patents include advancements in field emitter structures and fabrication processes. One patent introduces a method to vent outgassed materials that accumulate between pointed field emitter tips and an electrode structure during the operation of a field emitter device. This innovation features passageways, which may include channels formed through an insulating layer between the field emitter base and the electrode structure, interconnecting adjacent spaces.
Another remarkable patent describes sputtered scandate coatings for dispenser cathodes. This low work function surface for a dispenser cathode structure comprises a heater and an electron-emitting substrate made from a porous tungsten matrix. The process includes sputtering a thin layer of scandium oxide onto the tungsten core and subsequently activating the layer to create a barium oxide monolayer, which enhances the cathode's efficiency.
Career Highlights
Ralph Forman's professional journey includes a tenure at Hughes Aircraft Company, where he honed his expertise in electronic systems and devices. His role at this renowned organization allowed him to apply and advance his innovative ideas in practical applications for various technologies.
Collaborations
Forman has collaborated with esteemed colleagues such as Robert T. Longo and Zaher Bardai. Their joint efforts have helped to refine concepts in field emission devices, contributing to advancements in the efficiency and effectiveness of these technologies.
Conclusion
Ralph Forman’s dedication to innovation and invention in the field of electron emission technology has positioned him as a key figure in the industry. His groundbreaking patents and collaborations reflect a commitment to pushing the boundaries of what is possible in electronic device design, paving the way for future advancements in this dynamic field.