Shigehiro Hano

Title: **Shigehiro Hano: Innovator in Electrophotography**

Introduction

Shigehiro Hano, a notable inventor based in Otsu, Japan, has made significant contributions to the field of electrophotography. With a total of four patents to his name, Hano's work focuses on enhancing image-forming methods and toner compositions, demonstrating a strong commitment to innovation in printing technologies.

Latest Patents

Hano's latest patents showcase his expertise in electrophotographic processes. One of his prominent inventions, titled "Electrophotographic image-forming method and apparatus," describes a novel approach where a toner image is generated on an image carrier through various steps like discharging, main charging, exposure, and development. This toner image is subsequently transferred to a recording medium and fixed using flash light. His invention also includes a mechanism with a secondary charger that adjusts the image carrier's polarity for improved performance.

Another significant patent is related to "Toner composition for developing electrostatic latent image." This innovation details a toner composition designed for electrostatic latent image development that incorporates a binder resin, colorant, and charge control agent. It emphasizes the importance of minimizing benzene emissions during the toner fixing process, resulting in a product that either extends filter life or eliminates the need for a filter altogether.

Career Highlights

Shigehiro Hano is affiliated with Toray Industries, Inc., a company known for its pioneering work in advanced materials and technologies. Throughout his career, Hano has consistently pushed the boundaries of electrophotography, striving to innovate and improve the efficiency of image-forming techniques. His patents reflect a deep understanding of both the technical and environmental aspects of printing technology.

Collaborations

Hano collaborates with esteemed colleagues such as Yoshihiro Chujo and Eizo Kanaya, who also contribute to advancements in the field. Together, they engage in research and development efforts that enhance the quality and sustainability of printing processes, further establishing their collective expertise in electrophotography.

Conclusion

In conclusion, Shigehiro Hano's inventive contributions have left an indelible mark on the world of electrophotography. His work at Toray Industries, Inc. and his numerous patents demonstrate a clear dedication to innovation, setting new standards for toner composition and image-forming methods. As technology continues to evolve, Hano's insights and developments will undoubtedly play a crucial role in shaping the future of printing technologies.