Fumihiko Chimoto

Title: Fumihiko Chimoto: Innovator in Toner Technology

Introduction

Fumihiko Chimoto is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of toner technology, particularly in the development of magenta and cyan toners. With a total of 3 patents to his name, Chimoto's work has had a considerable impact on imaging technology.

Latest Patents

Chimoto's latest patents include innovations in toner formulations and image forming methods. One of his patents focuses on a magenta toner that comprises toner particles made of a binder resin and a colorant. This magenta toner is characterized by a specific CH rate, where from 1.0% to 25.0% of the toner particles have a CH rate of 25.0% or more in absolute value. The CH rate is calculated using a formula based on the Raman spectrum of each toner particle.

Another significant patent involves a cyan toner, which also consists of toner particles made of a binder resin and a colorant. In this case, from 1.0% to 20.0% of the toner particles have a CH rate of 7.0% or more in absolute value. This innovation is crucial for enhancing the quality and performance of color printing.

Career Highlights

Chimoto is currently employed at Ricoh Company, Ltd., where he continues to advance toner technology. His work has been instrumental in improving the efficiency and effectiveness of imaging products.

Collaborations

Chimoto has collaborated with notable coworkers, including Keisuke Tada and Shoki Matsuda. Their combined expertise has contributed to the successful development of innovative toner solutions.

Conclusion

Fumihiko Chimoto is a distinguished inventor whose work in toner technology has led to significant advancements in the field. His contributions continue to influence the imaging industry, showcasing the importance of innovation in technology.