This inventor holds 2 USPTO granted patents. Top assignee: Maruzen Petrochemical Company, Limited. Active years: 1991-2001.
Company Filing History:
Years Active: 1991-2001
Title: Hitoshi Shigematsu: Innovator in Carbonaceous Materials
Introduction
Hitoshi Shigematsu is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of carbonaceous materials, holding a total of 2 patents. His work focuses on innovative processes that enhance the properties and applications of carbon materials.
Latest Patents
Shigematsu's latest patents include a process for preparing carbonaceous material carrying ultrafinely dispersed metal. This process involves creating a high-softening-point pitch rich in mesopores, which has a softening point of 150°C or higher. The method allows for the production of carbonaceous materials without the use of oxidizing agents, making it particularly suitable for creating highly crystalline graphitized carbonaceous materials in a short heating time. Another patent involves a novel phosphazene polymer with Schiff base structures, which exhibits excellent thermal stability and a high glass transition temperature.
Career Highlights
Hitoshi Shigematsu is currently associated with Maruzen Petrochemical Company, Limited. His work at the company has been instrumental in advancing the development of innovative materials that have various industrial applications.
Collaborations
Shigematsu has collaborated with notable colleagues, including Masatoshi Tsuchitani and Ryoichi Nakajima. Their combined expertise has contributed to the successful development of new materials and processes.
Conclusion
Hitoshi Shigematsu's innovative work in the field of carbonaceous materials and polymers showcases his significant impact on material science. His patents reflect a commitment to advancing technology and improving industrial applications.