Location History:
- Tokyo, JP (1983 - 1985)
- Kanagawa, JP (1997)
Company Filing History:
4 out of 328 
1 out of 1 
1 out of 15 Years Active: 1983-1997
Title: Koichi Kashima: Innovator in Toner and Polymer Technology
Introduction
Koichi Kashima is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of toner development and polymer technology. With a total of 4 patents to his name, his work has had a lasting impact on various industries.
Latest Patents
Kashima's latest patents include a process for preparing a particulate toner for developing an electrostatic image. This innovative process involves suspending a polymerizable monomer composition in an aqueous medium, jetting the pre-suspension through a nozzle, and subjecting it to polymerization. The resulting toner is characterized by high performance, uniform chargeability distribution, and excellent environmental stability. Another notable patent is for a sulfur-containing polyester, which serves as a flame or smoke retarding agent in resin and rubber materials. This polymer has a specific molecular structure and a sulfur content that enhances its utility in various applications.
Career Highlights
Throughout his career, Koichi Kashima has worked with reputable companies such as Hodogaya Chemical Co., Ltd. and Katsura Sangyo Co., Ltd. His experience in these organizations has allowed him to refine his expertise in polymer science and toner technology.
Collaborations
Kashima has collaborated with notable individuals in his field, including Toyohiko Yamaguchi and Nobuo Kaifu. These partnerships have contributed to the advancement of his research and innovations.
Conclusion
Koichi Kashima's contributions to toner and polymer technology exemplify his innovative spirit and dedication to advancing these fields. His patents reflect a commitment to developing high-performance materials that meet industry needs.