Company Filing History:
Years Active: 1988
Title: Takako Tanaka: Innovator in Photographic Materials
Introduction: Takako Tanaka is a prominent inventor based in Hachioji, Japan. She has made significant contributions to the field of photographic materials, particularly through her innovative work on silver halide photographic light-sensitive materials. Her research has led to advancements that enhance the performance and longevity of photographic images.
Latest Patents: Takako Tanaka holds 1 patent for her invention titled "Silver halide photographic light-sensitive material." This patent discloses a silver halide photographic light-sensitive material that contains a 1H-pyrazolo[3,2-c]-s-triazole type magenta coupler. The magenta coupler features an --SO.sub.2 -- group and at least one group selected from the group consisting of a --COOM group and a --SO.sub.3 M group, where M can be a hydrogen atom or a cation. This innovative photographic material significantly improves color development performance and the preservability of magenta images.
Career Highlights: Takako Tanaka has established herself as a key figure in the Konishiroku Photo Industry Co., Ltd., where she continues to contribute to advancements in photographic technology. Her work has been instrumental in developing materials that meet the evolving needs of the photography industry.
Collaborations: Throughout her career, Takako has collaborated with notable colleagues, including Shuji Kida and Noritaka Nakayama. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.
Conclusion: Takako Tanaka's contributions to the field of photographic materials exemplify her dedication to innovation and excellence. Her work not only enhances the quality of photographic images but also paves the way for future advancements in the industry.