Company Filing History:
Years Active: 1992
Title: The Innovative Contributions of Ralph F. Fox
Introduction
Ralph F. Fox, a distinguished inventor based in Boulder, Colorado, has made significant contributions to the realm of electrophotography. With a focus on enhancing photoconductor technology, his innovative work is pivotal for advancements in imaging and printing technologies.
Latest Patents
Ralph F. Fox holds a patent for an electrophotographic photoconductor that incorporates an ordered copolyester. This invention features a layered structure that includes a ground plane layer, a charge generating layer on top of the ground plane, and a charge transport layer over the charge generating layer. The polymeric binder material used in the charge transport and generating layers consists of an ordered copolyester carbonate, with a specific ester content ranging from 35 wt. % to 70 wt. %. The patent details the use of a squarylium charge generating molecule and a hydrazone charge transporting molecule, showcasing Fox's innovative approach to improving electrophotographic devices.
Career Highlights
Ralph F. Fox is associated with Lexmark International, Inc., a company known for its leadership in imaging solutions. His work there emphasizes the importance of innovative materials in the quest for efficient and high-quality print technologies. The advancement of electrophotographic systems is critical for many commercial applications, and Fox’s contributions stand as a testament to his expertise in this field.
Collaborations
Throughout his career, Ralph F. Fox has collaborated with notable colleagues such as James M. Adley and Vernon M. Balthis. Working alongside talented individuals has enhanced the innovation process, allowing for the development of sophisticated technologies that meet the evolving needs of the imaging sector.
Conclusion
Ralph F. Fox's innovative work in the field of electrophotography demonstrates the critical role of invention in advancing technology. His patent highlights not only his creative thinking but also his commitment to pushing the boundaries of imaging technology. As companies like Lexmark International, Inc. continue to build on Fox's innovations, the future of electrophotography looks promising.