Company Filing History:
Years Active: 1999-2015
Areas of Expertise:
Title: David John Nelson: Innovator in Continuous Inkjet Printing
Introduction
David John Nelson, an accomplished inventor based in Rochester, NY, holds an impressive portfolio of 41 patents. His work primarily focuses on advancements in printing technologies, specifically in continuous inkjet printing systems.
Latest Patents
Nelson's most recent innovations include two significant patents:
1. **Continuous Inkjet Printing Method** - This patent outlines a method for printing an image using a continuous inkjet printer system. It features a jetting module with a nozzle connected to a liquid ink source, and a catcher with a liquid drop contact face. The invention uses an aqueous black ink that includes a black colorant and specific surfactants to achieve optimal fluid properties, thus minimizing drop deflection during the printing of high dynamic range images at high speed.
2. **Ink Set for Continuous Inkjet Printing** - This patent describes an aqueous inkjet ink set comprising cyan, yellow, magenta, and black inks, each designed to provide a dynamic surface tension of less than 54 mN/m. The invention allows for the recycling of ink from the main supply reservoirs, facilitating high-quality printing while reducing defects during drop deflection.
Career Highlights
David John Nelson is currently employed at Eastman Kodak Company, where he leverages his expertise to drive innovation in printing technology. Throughout his career, he has demonstrated a strong commitment to enhancing the performance and reliability of inkjet systems, contributing significantly to the industry.
Collaborations
Nelson has collaborated with notable colleagues, including Seshadri Jagannathan and Ramesh Jagannathan. Together, they have pushed the boundaries of inkjet technology and played a vital role in the development of innovative printing solutions that meet the demands of modern applications.
Conclusion
With 41 patents to his name, David John Nelson exemplifies the spirit of innovation in the field of continuous inkjet printing. His recent patents reflect a dedication to improving printing processes and the quality of printed images, establishing him as a key figure in the industry.