Masahiro Okita

Title: Masahiro Okita: Innovator in Electrophotography

Introduction

Masahiro Okita is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of electrophotography, holding a total of 6 patents. His work focuses on developing advanced toners and image forming methods that enhance the quality and efficiency of printing technologies.

Latest Patents

Okita's latest patents include innovations such as a toner for electrophotography, a developer for electrophotography, a toner cartridge, an image forming apparatus, and an image forming method. One of his notable inventions is a toner that contains a binder resin, a colorant, and a barium compound. This toner exhibits a relaxation modulus G(t) ranging from about 2.0×10 Pa to about 3.0×10 Pa, measured at a relaxation time of t=10×Dt. The barium content in the toner is between 0.1% and 0.5% of the total amount of constituent atoms, as determined by X-ray fluorescence. Another significant development is an electrostatic image developing toner that includes a toner mother particle containing a binder resin and a releasing agent, along with an external additive comprising zinc and silica particles.

Career Highlights

Masahiro Okita has built a successful career at Fuji Xerox Co., Ltd., where he has been instrumental in advancing electrophotographic technologies. His innovative approaches have led to the creation of high-performance toners and image forming methods that are widely used in the printing industry.

Collaborations

Okita has collaborated with notable colleagues such as Atsuhiko Eguchi and Yuka Ishihara. Their combined expertise has contributed to the development of cutting-edge technologies in electrophotography.

Conclusion

Masahiro Okita's contributions to the field of electrophotography have established him as a key innovator in the industry. His patents reflect a commitment to enhancing printing technologies through innovative solutions.