This inventor holds 2 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1976-1978.
Company Filing History:
Years Active: 1976-1978
Title: Jiro Iseki: Innovator in Carbon Fiber Technology
Introduction
Jiro Iseki is a notable inventor based in Toyonaka, Japan. He has made significant contributions to the field of carbon fiber technology, holding a total of 2 patents. His innovative processes have advanced the production of carbon materials, which are essential in various industries.
Latest Patents
Iseki's latest patents include a process for the production of carbon fiber and a process for the production of carbon products. The first patent outlines a method that involves sulfonating polyethylene fiber with chlorosulfonic acid, sulfuric acid, or fuming sulfuric acid, followed by carbonizing the resulting precursor fiber at temperatures ranging from 600°C to 3,000°C. The second patent describes a process for creating carbon micro-balloons and carbon micro-spheres by reacting polymeric microparticles with sulfuric anhydride or chlorosulfonic acid, making the particles infusible before carbonizing them.
Career Highlights
Jiro Iseki is associated with Sumitomo Chemical Company, Limited, where he has been able to apply his expertise in carbon fiber technology. His work has contributed to the company's reputation as a leader in chemical manufacturing and innovation.
Collaborations
Iseki has collaborated with notable colleagues such as Shozo Horikiri and Masao Minobe. These partnerships have fostered a collaborative environment that encourages innovation and the development of new technologies.
Conclusion
Jiro Iseki's contributions to carbon fiber technology through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact the industry and pave the way for future advancements.