Yasuhiro Shidahara

Title: Yasuhiro Shidahara: Innovator in Heating Implements and Electrophotographic Toners

Introduction

Yasuhiro Shidahara is a notable inventor based in Sumida-ku, Japan. He has made significant contributions to the fields of heating implements and electrophotographic toners. With a total of 2 patents, his work reflects a commitment to innovation and technological advancement.

Latest Patents

Shidahara's latest patents include a heating implement that features a unique warming device. This device incorporates a heat-generating element containing a powder of an oxidizable metal, a powder of a carbon material, water, and a powder of a porous material. The design specifies that the mass content ratio of water to the oxidizable metal powder is between 30 and 270.

Another significant patent is a process for producing electrophotographic toner. This process aims to suppress the liberation of wax from a resin binder and minimize the exposure of wax on the surface of toner particles. The method includes several steps, such as mixing and emulsifying a wax with a resin emulsion and an oxazoline group-containing polymer, followed by aggregating and fusing the resulting particles.

Career Highlights

Yasuhiro Shidahara is currently associated with Kao Corporation, where he continues to innovate and develop new technologies. His work has been instrumental in enhancing the performance and efficiency of various products in the market.

Collaborations

Shidahara has collaborated with notable coworkers, including Manato Ikeda and Hiroshi Mizuhata. Their combined expertise has contributed to the successful development of innovative solutions in their respective fields.

Conclusion

Yasuhiro Shidahara's contributions to heating implements and electrophotographic toners exemplify his dedication to innovation. His patents reflect a deep understanding of materials and processes that enhance product performance.