Company Filing History:
Years Active: 1992
Title: Koji Ohoka: Innovator in Cation Exchange Polyimide Resin
Introduction
Koji Ohoka is a notable inventor based in Nara, Japan. He has made significant contributions to the field of materials science, particularly with his innovative work on cation exchange polyimide resins. His research focuses on developing materials that exhibit unique properties and applications.
Latest Patents
Ohoka holds a patent for a cation exchange polyimide resin that demonstrates resistance to organic solvents. This resin contains polyamidocarboxylic acid units that provide sites for ion exchange. The formula for this invention is represented as follows: ##STR1##, where R.sup.1 is a tetravalent organic group, and R.sup.2 is a bivalent organic group. This innovative material is capable of trapping cations from organic solvents, making it valuable for various applications.
Career Highlights
Koji Ohoka is associated with Sharp Kabushiki Kaisha Corporation, where he continues to advance his research and development efforts. His work has garnered attention for its potential applications in various industries, including electronics and materials engineering.
Collaborations
Ohoka has collaborated with esteemed colleagues such as Yoshiro Akagi and Shigeru Kaminishi. These partnerships have contributed to the advancement of his research and the successful development of innovative materials.
Conclusion
Koji Ohoka's contributions to the field of cation exchange polyimide resins highlight his role as an influential inventor. His work not only showcases his innovative spirit but also paves the way for future advancements in materials science.