Company Filing History:
Years Active: 1983-1994
Title: The Innovations of Harry A. Hoyen, Jr.
Introduction
Harry A. Hoyen, Jr. is a notable inventor based in Webster, NY (US). He has made significant contributions to the field of photography through his innovative patents. With a total of 5 patents, Hoyen has focused on enhancing photographic materials and processes.
Latest Patents
Among his latest patents, one notable invention is the development of direct-positive photographic materials containing a nucleator in solid form. This invention involves a photographic material that includes a supporting substrate with a light-sensitive, non-prefogged silver halide photographic emulsion. The incorporation of a water-insoluble nucleator in solid particle dispersion improves the storage stability of the photographic material. Additionally, the development rate can be enhanced by using a developer that contains an activator for the nucleator. Another significant patent involves a photographic process that utilizes a silver halide emulsion sensitized with a cyanine dye. This method allows for the formation of solid dye particles during processing, which is achieved by contacting the photographic element with a processing solution that includes a dye solubilizing compound.
Career Highlights
Harry A. Hoyen, Jr. has had a distinguished career, primarily working with Eastman Kodak Company. His work has been instrumental in advancing photographic technology, particularly in the areas of image formation and processing.
Collaborations
Throughout his career, Hoyen has collaborated with notable colleagues, including Robert A. Silverman and Krishnan Chari. These collaborations have contributed to the development of innovative solutions in the field of photography.
Conclusion
Harry A. Hoyen, Jr. is a prominent inventor whose work has significantly impacted photographic technology. His innovative patents continue to influence the industry and enhance the quality of photographic materials and processes.