Shiro Kuroki

Title: Shiro Kuroki: Innovator in Toner Technology

Introduction

Shiro Kuroki is a prominent inventor based in Suntou-gun, Japan. He has made significant contributions to the field of toner technology, holding a total of 15 patents. His work has been instrumental in advancing the quality and performance of toners used in various applications.

Latest Patents

Kuroki's latest patents include innovative formulations for toners. One notable patent describes a toner comprising a binder resin and a colorant, which exhibits a Martens hardness, measured at a maximum load condition of 2.0×10N, ranging from 200 MPa to 1,100 MPa. Another patent focuses on a toner that contains a colorant and a binder resin, detailing specific wettability characteristics with a methanol/water mixed solvent. In this patent, the methanol concentration at which the transmittance of light at a wavelength of 780 nm reaches 50% is specified to be between 5.0 volume % and 30.0 volume %. Additionally, the interparticle force measured by rupturing a consolidation of the toner formed by compression is defined to be between 1.0 nN and 25.0 nN.

Career Highlights

Shiro Kuroki is associated with Canon Kabushiki Kaisha, a leading company in imaging and printing technologies. His work at Canon has allowed him to explore and develop advanced toner solutions that meet the evolving needs of the market.

Collaborations

Throughout his career, Kuroki has collaborated with notable colleagues, including Tsuneyoshi Tominaga and Toshihiko Katakura. These collaborations have fostered innovation and contributed to the success of various projects within the company.

Conclusion

Shiro Kuroki's contributions to toner technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of material properties and their applications in the printing industry. Kuroki's work continues to influence the development of high-performance toners, solidifying his reputation as a leading inventor in this field.