Toshio Shiina

Title: Toshio Shiina: Innovator in Semiconductor and Polyolefin Technologies

Introduction

Toshio Shiina is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the fields of semiconductor materials and electrical insulation technologies. With a total of 2 patents to his name, his work has had a considerable impact on the industry.

Latest Patents

Shiina's latest patents include a semiconductor resin composition and polyolefin compositions for electrical insulation. The semiconductor resin composition comprises 100 parts by weight of a polymer component, which includes an ethylene-based copolymer, an ethylene-propylene rubber, and a low molecular weight polyethylene with an average molecular weight of 1,000 to 4,000, along with 40 parts by weight or more of electroconductive carbon black. His second patent focuses on polyolefin insulated electric cables that exhibit the effect of suppressed water tree formation. This innovation includes an electrical insulation layer made from a polyolefin containing about 0.01 to 13.0% by weight ester groups surrounding a conductor.

Career Highlights

Toshio Shiina is currently associated with Hitachi Cable, Inc., where he continues to develop innovative solutions in his field. His work has been instrumental in advancing technologies that enhance the performance and reliability of electrical components.

Collaborations

Throughout his career, Shiina has collaborated with esteemed colleagues such as Kiyoshi Watanabe and Yukio Shimazaki. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Toshio Shiina's contributions to semiconductor and polyolefin technologies highlight his role as a key innovator in the industry. His patents reflect a commitment to advancing electrical materials, which will continue to influence future developments.