Company Filing History:
Years Active: 1992
Title: Tsunehisa Katsuki: Innovator in Polycarbonate Technology
Introduction
Tsunehisa Katsuki is a notable inventor based in Himeji, Japan. He has made significant contributions to the field of materials science, particularly in the development of polycarbonate materials. His innovative work has implications for various applications, including optical disks.
Latest Patents
Katsuki holds a patent for a new aromatic polycarbonate, which is derived from specific chemical compounds. The patent, titled "Polycarbonate and optical disk therefrom," describes a process that utilizes (1) 2,2-bis(4-hydroxy-3-isopropylphenyl)propane, (2) 2,2-bis(4-hydroxyphenyl)propane, and 2,2-bis(4-hydroxy-3-isopropylphenyl) propane or (3) 4,4'-dihydroxy-2,2,2-triphenylethane in conjunction with 2,2-bis(4-hydroxy-3-isopropylphenyl)propane through a carbonate linkage. This innovation serves as a valuable starting material for optical disks, showcasing Katsuki's expertise in polymer chemistry. He has 1 patent to his name.
Career Highlights
Katsuki is currently employed at Daicel Chemical Industries, Ltd., where he continues to advance his research and development efforts. His work at Daicel has positioned him as a key player in the field of chemical engineering and materials science.
Collaborations
Throughout his career, Katsuki has collaborated with talented individuals such as Tatsuya Kanno and Akihiro Izuka. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.
Conclusion
Tsunehisa Katsuki is a prominent inventor whose work in polycarbonate technology has made a significant impact on the industry. His contributions continue to influence the development of advanced materials for various applications.