Company Filing History:
Years Active: 1989
Title: Nobuyuki Igarashi: Innovator in Electrophotography Toner
Introduction
Nobuyuki Igarashi is a notable inventor based in Kyobashi, Japan. He has made significant contributions to the field of electrophotography, particularly through his innovative patent related to toner production.
Latest Patents
Igarashi holds a patent for a toner for electrophotography. This toner is prepared by mixing thermoplastic resin core particles (A) with a colorant (B) and, optionally, other additives. The process involves applying mechanical strain to achieve toner particles with an average size ranging from 1 to 20 micrometers. The unique aspect of this invention is that the colorant and other fine particles are embedded as primary particles within the resin core particles.
Career Highlights
Nobuyuki Igarashi is associated with Toyo Ink Manufacturing Company, where he has been instrumental in advancing toner technology. His work has contributed to the efficiency and quality of electrophotographic processes.
Collaborations
Igarashi has collaborated with notable colleagues, including Masumi Koishi and Manabu Sawada. Their combined expertise has furthered the development of innovative solutions in the field.
Conclusion
Nobuyuki Igarashi's contributions to toner technology in electrophotography highlight his role as a key innovator in this specialized area. His patent reflects a significant advancement that enhances the quality of printed materials.