Company Filing History:
Years Active: 1991-1996
Title: The Innovations of William J. Zegarski
Introduction
William J. Zegarski is a notable inventor based in Towanda, PA (US). He has made significant contributions to the field of X-ray technology, holding a total of 8 patents. His work focuses on enhancing the performance and efficiency of X-ray intensifying screens and phosphors.
Latest Patents
Among his latest patents is the development of X-ray intensifying screens with mixed morphology phosphors. This invention involves an X-ray evaluation apparatus that improves resolution while maintaining a constant coating weight and speed. The phosphor-binder layer is coated on a support, utilizing a rare earth tantalate phosphor that consists of 5-80% tabular morphology with an average aspect ratio of about 2:1, while the remainder features a polyhedral morphology. Another significant patent is for a flux for phosphor particle size control. This improved flux comprises an alkali metal sulfate, an alkali metal metaborate, and a strontium halide. By adjusting the concentration of the metaborate and strontium halide, the size and dry bulk density of the phosphor particles can be controlled, along with the speed of the phosphor. This patent also includes a process for making phosphors using the specified flux and X-ray intensifying screens containing such phosphors.
Career Highlights
William J. Zegarski is associated with E.I. DuPont De Nemours and Company, where he has contributed to various innovative projects. His expertise in X-ray technology has positioned him as a key figure in the development of advanced imaging solutions.
Collaborations
Throughout his career, Zegarski has collaborated with notable colleagues, including David B. Hedden and William D. Bills. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
William J. Zegarski's contributions to the field of X-ray technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for advancements in imaging technology.