Hiroshi Tamaoki

Title: Innovations of Hiroshi Tamaoki in Photographic Materials

Introduction

Hiroshi Tamaoki, located in Minami-ashigara, Japan, is a notable inventor recognized for his contributions to photographic technology. With a total of four patents to his name, Tamaoki has significantly impacted the field with his innovative approaches to lightsensitive materials.

Latest Patents

Tamaoki's latest inventions focus on silver halide color photographic lightsensitive materials. One of his recent patents discloses a silver halide color photographic lightsensitive material that comprises a support and incorporates multiple sensitive layer units. These units include a blue-sensitive layer, a green-sensitive layer, and a red-sensitive layer, each designed with at least two silver halide emulsion layers with varying photographic speeds. Additionally, this innovation includes at least one antihalation layer, encapsulating couplers that enable color formation within a specific total coating amount.

Another of his notable patents details a silver halide color negative photographic lightsensitive material. This patent involves at least one blue-sensitive, one green-sensitive, and one red-sensitive silver halide emulsion layer on a support. The design emphasizes the incorporation of colored couplers in a controlled total coating amount, as well as the innovation of spectrally sensitized silver halide emulsions. These advancements represent a significant step forward in enhancing photographic image quality.

Career Highlights

Hiroshi Tamaoki is currently associated with Fuji Photo Film Company, Limited, a company renowned for its contributions to imaging and photography. His work focuses on developing advanced photographic materials that cater to the evolving needs of the industry.

Collaborations

Throughout his career, Tamaoki has collaborated with esteemed colleagues such as Keiji Mihayashi and Yoichi Suga. Together, they have pursued innovative solutions that have propelled advancements in photographic technologies and materials.

Conclusion

Hiroshi Tamaoki's pioneering work in silver halide color photographic lightsensitive materials showcases his expertise and commitment to innovation. His patents not only demonstrate his significant contributions to photography but also highlight the ongoing evolution of imaging technology. As he continues his work, Tamaoki remains a key figure in advancing the capabilities of photographic materials.