This inventor holds 3 USPTO granted patents. Top assignee: Eastman-Kodak Company. Active years: 1999-2002.
Company Filing History:
Years Active: 1999-2002
Title: David J Valvo: Innovator in Photographic Materials
Introduction
David J Valvo is a notable inventor based in Rochester, NY (US). He has made significant contributions to the field of photography, particularly in the development of photographic materials. With a total of 3 patents to his name, Valvo's work has had a lasting impact on the industry.
Latest Patents
One of Valvo's latest patents is for a chromogenic sepia silver halide print material. This invention includes a black-and-white sepia toning kit and a method for its use. The two-part sepia toning kit is designed to provide stable, warm sepia-toned images in black-and-white photographic positive or negative materials, such as prints. The first part of the kit contains a silver bleaching composition that includes a hexacyanoferrate as the bleaching agent, along with halide ions in a molar ratio of at least 2.25:1. The second part features a toning composition that incorporates a sulfur-containing toning agent.
Career Highlights
Valvo is associated with the Eastman-Kodak Company, a leader in imaging technology. His work at Kodak has allowed him to explore innovative solutions in photographic materials, enhancing the quality and versatility of photographic prints.
Collaborations
Throughout his career, Valvo has collaborated with notable colleagues, including Michael R Roberts and John S Badger. These collaborations have contributed to the advancement of photographic technologies and have fostered a creative environment for innovation.
Conclusion
David J Valvo's contributions to the field of photography through his patents and work at Eastman-Kodak Company highlight his role as an influential inventor. His innovations continue to shape the way we experience and capture images today.