Location History:
- Kashiwa, JP (2017 - 2019)
- Tokyo, JP (2021 - 2024)
Company Filing History:
Years Active: 2017-2025
Title: Tomoyo Miyakai: Innovator in Toner and Fixing Technology
Introduction
Tomoyo Miyakai is a prominent inventor based in Kashiwa, Japan. He has made significant contributions to the field of toner and fixing technology, holding a total of 16 patents. His innovative work has been instrumental in advancing the capabilities of printing technologies.
Latest Patents
Miyakai's latest patents include a unique toner formulation. This toner comprises a toner particle that includes a binder resin and a water-soluble polyvalent metal salt. The main component of the binder resin is a polyester resin with a specific acid value. The water-soluble polyvalent metal salt is a chloride, nitrate, or sulfate of a specific metal, exhibiting a solubility in water at 25° C. of 30 to 200 g/100 mL. In cross-sectional observations of the toner particle, the proportion of the area of domains with a concrete surface area relative to the total area of domains derived from the water-soluble polyvalent metal salt is between 80 to 100 area %. Additionally, he has developed a fixing belt and heat fixing device. This fixing belt has an endless shape and includes a base layer, an elastic layer, and a surface layer. The elastic layer contains rubber and heat conductive fillers, with specific thickness and content ratios that enhance its thermal conductivity.
Career Highlights
Miyakai works at Canon Kabushiki Kaisha, a leading company in imaging and printing technology. His role has allowed him to focus on developing innovative solutions that improve the efficiency and quality of printing processes. His extensive patent portfolio reflects his dedication to research and development in this field.
Collaborations
Miyakai collaborates with talented coworkers, including Takashi Hirasa and Hayato Ida. Their combined expertise contributes to the innovative projects at Canon, fostering a collaborative environment that drives technological advancements.
Conclusion
Tomoyo Miyakai is a key figure in the development of advanced toner and fixing technologies. His contributions through patents and collaborative efforts continue to shape the future of printing technology.