Ontario, NY, United States of America

Francis W Dana

This inventor holds 1 USPTO granted patent, plus 1 CIPO patent. Top assignee: Xerox Corporation. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Francis W Dana. Retrieved from https://idiyas.com/inventor/francis-w-dana

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0


Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 303(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: The Innovations of Francis W. Dana

Introduction

Francis W. Dana is an accomplished inventor based in Ontario, NY (US). He is known for his significant contributions to the field of electrostatographic reproducing machines. With a focus on enhancing the functionality and efficiency of these machines, Dana has made a notable impact in the industry.

Latest Patents

Dana holds a patent for a "Monitor/warranty system for electrostatographic reproducing machines." This innovative system utilizes replaceable cartridges that provide a predetermined number of images. Each cartridge is equipped with an EEPROM programmed with a cartridge identification number. This identification number, when matched with the machine's identification number, enables the operation of the machine. The system also includes a cartridge replacement warning count and a termination count, which disables the cartridge from further use once the limit is reached. The EEPROM is designed to store updated counts of the remaining images left on the cartridge after each print run. This invention showcases Dana's commitment to improving the user experience and operational efficiency of electrostatographic machines.

Career Highlights

Throughout his career, Francis W. Dana has worked with prominent companies, including Xerox Corporation. His experience at Xerox has allowed him to develop and refine his innovative ideas in the field of electrostatographic technology.

Collaborations

Dana has collaborated with notable individuals such as W. Keith Gilliland and Christian G. Midgley. These collaborations have contributed to the advancement of technology in the industry.

Conclusion

Francis W. Dana's contributions to the field of electrostatographic reproducing machines highlight his innovative spirit and dedication to improving technology. His patent for a monitor/warranty system exemplifies his ability to address practical challenges in the industry. Dana's work continues to influence the development of efficient and user-friendly electrostatographic machines.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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