Company Filing History:
4 out of 2,272 
1 out of 3,329 
Years Active: 1978-2021
Title: Yoshio Okamoto: Innovator in Polycarbonate Resin Technology
Introduction
Yoshio Okamoto is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of materials science, particularly in the development of polycarbonate resin compositions. With a total of 5 patents to his name, Okamoto's work has had a lasting impact on various industries.
Latest Patents
One of Yoshio Okamoto's latest patents is a polycarbonate resin composition that includes a polycarbonate resin containing a polycarbonate-polyorganosiloxane copolymer. This innovative composition also features a copolymer with constituent units derived from acrylonitrile and styrene, while being free of any constituent units derived from methyl methacrylate. Additionally, it incorporates a copolymer with units derived from butadiene and methyl methacrylate, along with a flame retardant. The specific content ratios and molecular weight parameters outlined in the patent demonstrate Okamoto's meticulous approach to enhancing the properties of polycarbonate materials.
Career Highlights
Throughout his career, Yoshio Okamoto has worked with prominent companies such as Idemitsu Kosan Company, Limited and Kawasaki Jukogyo Kabushiki Kaisha. His experience in these organizations has allowed him to refine his expertise in polymer science and contribute to innovative projects.
Collaborations
Yoshio Okamoto has collaborated with talented individuals in his field, including Tsuyoshi Murakami and Kaoru Horiuchi. These partnerships have fostered a creative environment that has led to advancements in resin technology.
Conclusion
Yoshio Okamoto's contributions to polycarbonate resin technology exemplify his dedication to innovation and excellence. His patents and collaborations reflect a commitment to advancing materials science, making him a significant figure in the industry.