Company Filing History:
Years Active: 2014-2015
Title: Innovations by John David Means
Introduction
John David Means is an accomplished inventor based in Newberg, OR (US). He has made significant contributions to the field of printing technology, holding a total of 2 patents. His work focuses on improving the efficiency and functionality of inkjet printers.
Latest Patents
One of his latest patents is the "Dual chamber reservoir print head." This innovative print head features a two-chamber main reservoir that effectively decouples wasted ink and purge volume in print heads. The design allows for varying flow of ink through the print head's internal manifolds without affecting the amount of wasted ink expelled from the jet stack. The main reservoir includes a recirculation chamber and an incoming ink chamber, with a vacuum applied to a vent in the recirculation chamber to facilitate the movement of bubbles into the recirculation chamber for removal.
Another notable patent is for "Oxygen impermeable umbilicals for ink in a printer." This invention involves a liquid ink delivery system that utilizes multiple conduits to transport liquid ink from reservoirs to printheads. The conduits are made from a non-reactive material that prevents cooling or congealing of the ink. Additionally, an oxygen impermeable coating is applied to reduce the risk of oxidation of the ink or its additives during transport.
Career Highlights
John David Means is currently employed at Xerox Corporation, where he continues to innovate in the printing technology sector. His work has contributed to advancements that enhance the performance and reliability of inkjet printers.
Collaborations
Some of his coworkers include Jonathan Robert Brick and Jeremiah Dylan Zimmerman, who collaborate with him on various projects within the company.
Conclusion
John David Means is a notable inventor whose work in printing technology has led to significant advancements in the field. His innovative patents demonstrate his commitment to improving the efficiency and functionality of inkjet printers.