This inventor holds 2 USPTO granted patents. Top assignee: Xerox Corporation. Active years: 2000-2002.
Company Filing History:
Years Active: 2000-2002
Title: The Innovative Contributions of Jeffrey L. DeBarr
Introduction
Jeffrey L. DeBarr is a notable inventor based in Williamson, NY (US). He has made significant contributions to the field of toner and developer systems, holding a total of 2 patents. His work primarily focuses on enhancing the performance and quality of toner used in printing technologies.
Latest Patents
One of Jeffrey's latest patents is titled "Toner and developer for magnetic brush development system." This invention involves a toner composed of toner particles that include at least one binder, one colorant, and an external additive package containing zinc stearate along with either silicon dioxide or titanium dioxide. The innovative aspect of this toner is that the amount of zinc stearate is limited to about 0.10 percent by weight or less. This limitation has been found to significantly improve the triboelectric charging, stability, and flow of the developer, resulting in high-quality copy images without depletion defects over time.
Another significant patent by Jeffrey is "Toner processes with surface additives." This process involves preparing colored toners by mixing a first toner, which consists of resin, pigment particles, charge additive, and surface additives, with a second toner that also contains resin, pigment particles, and charge additive. The resulting colored toners contain between 0.05 to 0.5 weight percent of surface additives, enhancing their performance in various applications.
Career Highlights
Jeffrey L. DeBarr is currently employed at Xerox Corporation, a leading company in the field of printing and imaging technologies. His work at Xerox has allowed him to develop innovative solutions that improve the efficiency and quality of printing processes.
Collaborations
Throughout his career, Jeffrey has collaborated with notable colleagues, including Scott M. Silence and Edward J. Gutman. These collaborations have contributed to the advancement of technology in the toner and developer industry.
Conclusion
Jeffrey L. DeBarr's contributions to toner technology have significantly impacted the printing industry. His innovative patents demonstrate his commitment to enhancing the quality and efficiency of printing processes. His work continues to influence advancements in this field.