Company Filing History:
Years Active: 1998-1999
Title: Innovations of Kouji Katsube in Silver Halide Photographic Materials
Introduction
Kouji Katsube is a notable inventor based in Kanagawa, Japan, recognized for his contributions to the field of photographic materials. He holds three patents that focus on advancements in silver halide photographic technology. His work has significantly impacted the way monochrome images are formed and processed.
Latest Patents
Kouji Katsube's latest patents include innovative methods for creating silver halide photographic materials. One of his inventions provides a silver halide photographic material and an image forming method that allows for the production of monochrome images using dye images, even when treated with a color developer that is free of benzyl alcohol. This invention ensures that the photographic properties of the monochrome image are less affected by toxic gases such as formaldehyde, while also improving sensitization and reducing fog over time. Another patent focuses on a similar silver halide photographic material that can produce black-and-white pictures using dye images, processed with a color developer that is substantially free from benzyl alcohol. This invention also emphasizes the importance of specific compounds in the emulsion layer to enhance image quality.
Career Highlights
Kouji Katsube is currently employed at Oriental Photo Industrial Co., Ltd., where he continues to develop innovative photographic technologies. His work has been instrumental in advancing the capabilities of silver halide materials, making them more resilient to environmental factors.
Collaborations
Kouji has collaborated with notable coworkers such as Toshio Hirosawa and Yoshiro Hayafuchi, contributing to the collective expertise in the field of photographic materials.
Conclusion
Kouji Katsube's innovations in silver halide photographic materials demonstrate his commitment to enhancing image quality and processing methods. His patents reflect a deep understanding of the challenges in photography and offer solutions that benefit the industry.