Location History:
- Fuji, JP (1981)
- Tokyo, JP (1995 - 2003)
Company Filing History:
2 out of 223 
1 out of 2 
1 out of 105 Years Active: 1981-2003
Title: The Innovative Contributions of Kosaku Tsuji
Introduction
Kosaku Tsuji is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of pigments and coatings, holding a total of 4 patents. His work emphasizes environmentally friendly solutions that enhance the quality and sustainability of materials.
Latest Patents
Tsuji's latest patents include a halogen-free green pigment composition. This innovative composition comprises a mixture of fine particles of halogen-free blue and yellow pigments, along with a halogen-free pigment derivative. The environmentally friendly nature of this composition ensures that harmful substances such as dioxin and PCB are not generated during burning processing. This makes it an excellent choice for applications requiring light resistance and heat resistance while maintaining a clear hue.
Another significant patent is the aqueous pigment dispersion for light-shielding paper. This dispersion includes a pigment component, an aqueous resin, and water. The formulation contains a specific percentage of graphite, colored pigments, and white pigments, all designed to provide light-shielding properties. This innovation not only enhances the quality of light-shielding paper but also facilitates recycling, making it a sustainable option in the industry.
Career Highlights
Throughout his career, Kosaku Tsuji has worked with prominent companies such as Toyo Ink Manufacturing Company and Toyo Ink Mfg., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in pigment technology.
Collaborations
Tsuji has collaborated with notable coworkers, including Shigeki Kato and Takenori Funatsu. Their combined expertise has contributed to the advancement of their projects and innovations in the field.
Conclusion
Kosaku Tsuji's contributions to pigment technology reflect his commitment to innovation and sustainability. His patents demonstrate a forward-thinking approach that prioritizes environmental safety while enhancing product quality. His work continues to influence the industry positively.