This inventor holds 16 USPTO granted patents and 1 EPO patent. Top assignee: Eastman-Kodak Company. Active years: 1995-2010.
Company Filing History:
Years Active: 1995-2010
Title: Walter Harold Isaac: Innovator in Thermal Printing Technology
Introduction
Walter Harold Isaac is a notable inventor based in Penfield, NY (US). He holds a total of 16 patents that showcase his contributions to the field of thermal printing technology. His innovative work has significantly impacted the efficiency and quality of printing processes.
Latest Patents
Isaac's latest patents include a thermal donor for high-speed printing. This invention describes a dye-donor element, a method of printing using the dye-donor element, and a print assembly that incorporates the dye-donor element. The dye-donor layer includes ethyl cellulose as a binder, enabling the dye-donor element to print a defect-free image on a receiver element at a line speed of 2.0 msec/line or less while maintaining a print density of at least 2.0. Another significant patent is for a printer and method for detecting donor material. This invention pertains to thermal printers and methods for operating them, applying donor material from donor patches on a donor ribbon to a received medium. The donor material is organized into sets, each containing at least one colored donor material patch and a protective material donor patch. A non-visible light is applied to a location on the donor ribbon, and the portion of the non-visible light that is not absorbed is sensed to determine whether there is unused protective donor material on the ribbon.
Career Highlights
Walter Harold Isaac has worked with prominent companies in the industry, including Eastman Kodak Company and Kodak Alaris Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in thermal printing technology.
Collaborations
Isaac has collaborated with several talented individuals throughout his career, including Christine Joanne Landry-Coltrain and David M Teegarden. These collaborations have contributed to the advancement of his inventions and the overall progress in the field.
Conclusion
Walter Harold Isaac's contributions to thermal printing technology through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the future of printing processes and technology.