Company Filing History:
Years Active: 1979-1991
Title: Kazuhiro Hosoya: Innovator in Optical Materials
Introduction
Kazuhiro Hosoya is a notable inventor based in Tokyo, Japan, recognized for his contributions to the field of optical materials. With a total of four patents to his name, he has made significant advancements that enhance product performance in various applications.
Latest Patents
His latest innovations include the development of a low-hygroscopic copolymer designed for optical materials. This copolymer boasts impressive properties such as high heat resistance, low hygroscopicity, and low double refractivity. It is synthesized from a random copolymer containing methacrylic acid, ester derivatives, and a six-membered ring acid anhydride. Additionally, he has patented an acrylic resin characterized by excellent solvent resistance and moldability. This resin features an intrinsic viscosity ranging from approximately 0.028 to 0.117 l/g and a weight-average molecular weight to number-average molecular weight ratio (Mw/Mn) between 2.3 and 6.0, highlighting its advanced functional properties.
Career Highlights
Kazuhiro Hosoya is an esteemed member of Asahi Kasei Kogyo Kabushiki Kaisha, where he leverages his expertise to push the boundaries of materials science. His role in the company allows him to participate in pioneering research and development that aims to create innovative solutions for industry challenges.
Collaborations
Throughout his career, Hosoya has collaborated with prominent coworkers such as Makoto Honda and Kohe Ozawa. These partnerships have fostered a creative environment that enhances innovation and leads to the successful development of groundbreaking materials.
Conclusion
Kazuhiro Hosoya's contributions to the field of optical materials and acrylic resins demonstrate his commitment to innovation and excellence. Through his patents and collaborations, he continues to influence advancements in materials science, setting a benchmark for future inventors in the industry.