This inventor holds 2 USPTO granted patents. Top assignee: Xerox Corporation. Active years: 1987-1994.
Company Filing History:
Years Active: 1987-1994
Title: Innovations of Robert A. Downing
Introduction
Robert A. Downing is a notable inventor based in San Jose, California. He has made significant contributions to the field of conductive toners and fluid monitoring systems. With a total of 2 patents, his work has had a considerable impact on the technology used in electrographic printing.
Latest Patents
One of Downing's latest patents is titled "Preparation of conductive toners using fluidized bed processing equipment." This method involves heat treating a mixture of non-conductive toner particles and conductive powder in fluidized bed processing equipment. The process ensures that the conductive powder is effectively fused onto the surfaces of the non-conductive toner particles, resulting in toner particles with a conductivity of at least about 10.sup.-8 ohm.sup.-1 -cm.sup.-1.
Another significant patent is the "System and method for monitoring and maintaining concentrate material in a fluid carrier." This system monitors the concentration of material in a fluid carrier and includes mechanisms to detect rapid changes in transmissivity, which indicate the presence of air bubbles. The system ensures accurate measurements of concentrate material depletion, particularly in electrographic printer systems.
Career Highlights
Robert A. Downing is currently employed at Xerox Corporation, where he continues to innovate in the field of printing technology. His work has been instrumental in enhancing the efficiency and effectiveness of toner development systems.
Collaborations
Throughout his career, Downing has collaborated with notable colleagues such as Gopalan Vijayakumar and Hadi K. Mahabadi. These collaborations have contributed to the advancement of technologies in the printing industry.
Conclusion
Robert A. Downing's contributions to the field of conductive toners and fluid monitoring systems highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the efficiency of electrographic printing systems.