Location History:
- Minamiashigara, JP (2020)
- Kanagawa, JP (2016 - 2021)
Company Filing History:
11 out of 11,665 
2 out of 2,117 
Years Active: 2016-2025
Title: Innovations by Inventor Masaki Iwase
Introduction
Masaki Iwase is a prominent inventor based in Kanagawa, Japan, known for his significant contributions to the field of electrostatics. With a total of 12 patents to his name, Iwase has made remarkable advancements in toner technology used for developing electrostatic charge images. His innovative work continues to influence the industry and improve the quality of printing and imaging technologies.
Latest Patents
Iwase's latest patents showcase his expertise in toner composition and performance. One of the noteworthy inventions is a toner for developing electrostatic charge images that incorporates a binder resin. This particular toner demonstrates a dynamic viscoelasticity measurement, indicating that the storage modulus G' at 50°C ranges between 2×10 Pa and 3×10 Pa, while at 100°C, it achieves values between 1×10 Pa and 1×10 Pa. Additionally, the toner’s tan δ across the temperature range is established between 0.05 and 1.5. Another patent encompasses an electrostatic charge image developing toner featuring a polar group-containing olefin resin. This resin is a polymer comprised of nonpolar, polar, and polymerizable monomer units, which will lead to improved acid values of 10 mgKOH/g to 60 mgKOH/g.
Career Highlights
Throughout his career, Masaki Iwase has collaborated with renowned companies like Fuji Xerox Co., Ltd. and Fujifilm Business Innovation Corporation. His work has not only expanded the technological understanding of toners but also created new opportunities for advancements in print quality and performance.
Collaborations
Iwase has worked alongside esteemed colleagues, including Tsuyoshi Murakami and Akira Matsumoto. Their collaborative efforts have contributed to developing innovative solutions in toner technology and enhancing the efficiency of electrostatic charge image development.
Conclusion
Masaki Iwase is an influential inventor whose innovations continue to shape the field of electrostatic imaging. With a focus on improving toner performance and composition, Iwase's contributions play a vital role in meeting the demands of modern imaging technologies. His work exemplifies the spirit of innovation and collaboration that drives the industry forward.