Company Filing History:
Years Active: 2001
Title: **The Innovative Mind of Donald E. Sherman**
Introduction
Donald E. Sherman is an accomplished inventor based in St. Louis County, MO. With a keen eye for innovation, he has significantly contributed to the field of inkjet printing technology. His inventive spirit is exemplified through his patent, which addresses a common issue in ink supply systems.
Latest Patents
Donald E. Sherman holds a patent for a check valve specifically designed for inkjet printing systems. This invention relates to an ingenious check valve that is strategically placed within the ink supply line, linking the ink reservoir and the inkjet printhead. The primary function of this valve is to prevent the undesirable de-priming of the printhead when subjected to impact loads. The design embodies a one-piece check valve made from elastomeric material, featuring a flapper valve that transitions between a closed position, blocking any backflow of ink, and an open position, allowing ink to flow freely to the printhead. The innovative design includes a slot that connects the flapper valve to the check valve’s outer margin, ensuring smooth functionality through a hinge portion that facilitates movement.
Career Highlights
Donald E. Sherman’s career is marked by his dedication to improving printing technology through practical inventions. His patent reflects a comprehensive understanding of both mechanics and materials, establishing him as a noteworthy inventor within his field.
Collaborations
During his tenure, Donald has collaborated with esteemed coworkers, including Curtis R. Droege and Kevin W. Kuester. Their collective expertise fosters a dynamic environment conducive to innovation, enhancing the development of new technologies in their industry.
Conclusion
In summary, Donald E. Sherman exemplifies the spirit of innovation that drives progress in technology. With his patented check valve for inkjet printing systems, he has made a significant impact on how inkjet technology functions, addressing a critical need in the field. His contributions, alongside collaborative efforts with talented colleagues, continue to inspire advancements in printing and related technologies.