Location History:
- Hino, JP (1979)
- Hachioji, JP (1987)
Company Filing History:
Years Active: 1979-1987
Title: Fumio Koizumi: Innovator in Electrostatic Imaging Technology
Introduction
Fumio Koizumi is a notable inventor based in Hino, Japan. He has made significant contributions to the field of electrostatic imaging technology, holding a total of 2 patents. His work focuses on developing advanced toner and developer solutions for electrostatic latent images.
Latest Patents
Koizumi's latest patents include innovative formulations for toners and developers. The first patent is for a toner designed for developing an electrostatic latent image. This toner comprises a polyester resin obtained by polymerizing a composition that includes an alcohol and a carboxylic acid, with at least one of these components containing a multifunctional element of not less than tri-valents. The second patent addresses improvements in a developer for one-component latent electrostatic images and the process for its preparation. This invention enhances the performance of developers used in copying machines that utilize corona dischargers, ensuring good development through the use of electrically insulating particles that can be charged by friction.
Career Highlights
Fumio Koizumi is associated with Konishiroku Photo Industry Co., Ltd., where he has contributed to the advancement of imaging technologies. His work has been instrumental in improving the efficiency and effectiveness of electrostatic imaging processes.
Collaborations
Koizumi has collaborated with notable colleagues such as Takahira Kasuya and Jiro Takahashi. Their combined expertise has furthered the development of innovative solutions in the field.
Conclusion
Fumio Koizumi's contributions to electrostatic imaging technology through his patents and collaborations highlight his role as a key innovator in this specialized field. His work continues to influence advancements in imaging solutions.