Shigenobu Ishihara

Title: Celebrating the Innovations of Inventor Shigenobu Ishihara

Introduction

Shigenobu Ishihara, based in Kanagawa, Japan, is an accomplished inventor renowned for his significant contributions to the field of polymer science. With a total of three patents to his name, his work primarily focuses on innovative materials that enhance the performance of optical devices.

Latest Patents

Ishihara's latest patents showcase his expertise in developing advanced materials. One of his notable inventions is an optical disk substrate designed from a terpolymer that includes an aromatic vinyl monomer, cyclohexylmaleimide, and specific compounds such as (meth)acrylonitrile, isobornyl (meth)acrylate, and cyclohexyl (meth)acrylate. This optical disk substrate demonstrates remarkable properties, including high heat resistance, low water absorption, and minimal birefringence. Another significant invention is an aqueous dispersion of a water-soluble polymer composition, which boasts excellent stability and fluidity. This dispersion is produced by carefully polymerizing ethylenically unsaturated monomers within an aqueous solution containing a water-soluble polymer, adjusting the weight ratio accordingly.

Career Highlights

Throughout his career, Shigenobu Ishihara has worked with esteemed organizations such as Showa Denko Kabushiki Kaisha and Showa Denko K.K., where he has collaborated on numerous research and development projects that pushed the boundaries of material science. His innovations have led to enhancements in various applications, particularly in the storage and transmission of data.

Collaborations

In his pursuit of innovation, Ishihara has had the opportunity to work alongside talented individuals such as Yoshikazu Hosoda and Shoichi Kobayashi. These collaborations have enriched his research projects, fostering an environment of creativity and technical excellence.

Conclusion

Shigenobu Ishihara's contributions to the field of polymer science have had a lasting impact on technology, particularly in the production of optical devices and water-soluble polymer compositions. His dedication to innovation and collaboration exemplifies the spirit of invention that continues to drive advancements in materials engineering. Through his patents, Ishihara not only showcases his genius as an inventor but also inspires future generations of researchers and inventors.