Company Filing History:
Years Active: 2011-2019
Title: Mark William Johnson: Innovator in Toner Cartridge Technology
Introduction
Mark William Johnson is a notable inventor based in Lexington, KY (US). He has made significant contributions to the field of electrophotographic imaging technology, holding a total of 4 patents. His work primarily focuses on innovations that enhance the efficiency and functionality of toner cartridges.
Latest Patents
One of Johnson's latest patents is for a reduced capacity toner cartridge designed for an electrophotographic image forming device. This invention features a housing with a toner reservoir and an outlet for toner exit. An insert can be installed in the toner reservoir, which separates a portion of the reservoir in fluid communication with the outlet from the remainder, thus providing a reduced capacity toner reservoir. Another significant patent involves a toner release coating that can be applied to a toner regulating member, such as a doctor blade. This coating reduces toner adhesion at the doctoring pre-nip location of the doctor blade and is formed from a mixture of lubricating particulate and polymeric binder resin in a liquid carrier.
Career Highlights
Mark William Johnson is currently employed at Lexmark International, Inc., where he continues to innovate in the field of imaging technology. His work has contributed to advancements in toner cartridge design and functionality, making a notable impact in the industry.
Collaborations
Throughout his career, Johnson has collaborated with esteemed colleagues, including David Starling MacMillan and Donald Wayne Stafford. These collaborations have fostered a creative environment that encourages innovation and the development of new technologies.
Conclusion
Mark William Johnson is a distinguished inventor whose work in toner cartridge technology has led to several important patents. His contributions continue to shape the future of electrophotographic imaging, demonstrating the vital role of innovation in this field.