Location History:
- Yokohama, JP (1980 - 1988)
- Chiba, JP (1999)
- Sodegaura, JP (2000 - 2001)
Company Filing History:
4 out of 306 
3 out of 1,297 
3 out of 102 
Years Active: 1980-2001
Title: Kazuo Yoshida: Innovator in Polyphenylene Ether Resin Composition
Introduction
Kazuo Yoshida is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of materials science, particularly in the development of polyphenylene ether resin compositions. With a total of 12 patents to his name, Yoshida's work has had a lasting impact on various industries.
Latest Patents
Yoshida's latest patents focus on a polyphenylene ether resin composition. This composition comprises: (A) from 30 to 95% by weight of a modified polyphenylene ether resin, which is entirely or partially modified with an unsaturated carboxylic acid or a functional derivative thereof; (B) from 2 to 60% by weight of at least one of a polystyrene and a rubber-modified polystyrene; and (C) from 3 to 40% by weight of a styrene/acrylonitrile copolymer, which has an acrylonitrile ingredient content of not less than 7% by weight to less than 11% by weight. The resin composition may optionally contain (D) from 1 to 30 parts by weight of a phosphoric acid ester compound and (E) from 1 to 100 parts by weight of an inorganic filler, each per 100 parts by weight of the total amount of components (A), (B), and (C). Additionally, a molded article prepared from this resin composition is also disclosed.
Career Highlights
Throughout his career, Kazuo Yoshida has worked with notable companies such as Ishikawajima-Harima Heavy Industries Co., Ltd. and Asahi Kasei Corporation. His experience in these organizations has allowed him to refine his expertise in materials development and innovation.
Collaborations
Yoshida has collaborated with esteemed colleagues, including Kunio Fukuda and Tsukasa Maenosono. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Kazuo Yoshida's innovative work in polyphenylene ether resin compositions showcases his dedication to advancing materials science. His contributions continue to influence various industries, highlighting the importance of innovation in technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.