Company Filing History:
Years Active: 1983-1987
Title: Innovations of Yoshitaka Yamagishi
Introduction
Yoshitaka Yamagishi is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of aromatic hydrocarbon-formaldehyde resins. With a total of 3 patents to his name, Yamagishi's work has had a considerable impact on the industry.
Latest Patents
Yamagishi's latest patents include a highly reactive aromatic hydrocarbon-formaldehyde resin and a process for its preparation. The first patent describes a resin that contains a diarlymethane content of not more than 5% by weight. This resin is characterized by reactive groups at both molecular terminals and a xylenol value of at least 15 mol/kg, indicating its reactivity with compounds that have active hydrogen atoms. The preparation involves reacting aromatic hydrocarbons such as xylene or naphthalene with formaldehyde under specific conditions. The second patent outlines a process for creating a modified aromatic hydrocarbon resin by reacting the aromatic hydrocarbon-formaldehyde resin with unsaturated polybasic acids or anhydrides, resulting in a product with excellent mechanical strength and resistance to water and alkalis.
Career Highlights
Yamagishi is currently associated with Mitsubishi Gas Chemical Company, Inc., where he continues to innovate and develop new materials. His work has been instrumental in advancing the applications of resins in various industries.
Collaborations
Yamagishi has collaborated with notable colleagues such as Akira Miyamoto and Toshiaki Nishimura, contributing to the collective knowledge and advancements in their field.
Conclusion
Yoshitaka Yamagishi's contributions to the field of chemical engineering through his innovative patents and collaborations highlight his importance as an inventor. His work continues to influence the development of high-performance materials in the industry.