Yoshihiro Ikuzawa

Title: Yoshihiro Ikuzawa: Innovator in Electrophotography Toner

Introduction

Yoshihiro Ikuzawa is a notable inventor based in Otsu, Japan. He has made significant contributions to the field of electrophotography, particularly through his innovative toner formulations. His work has led to advancements in image quality and stability in printed materials.

Latest Patents

Ikuzawa holds a patent for a toner designed for electrophotography. This toner comprises a binder resin that is a polyester resin derived from carboxylic acids containing aromatic monomers in a proportion of 80 mol % or more. Additionally, it includes alcohols with aliphatic diols having 2 to 4 carbon atoms in a proportion of 70-100 mol % and alicyclic alcohols in a proportion of 0-30 mol %. The toner exhibits a specific gravity of 1.3 or more, a glass transition temperature of 58°C or more, and a number average molecular weight ranging from 1,000 to 6,000. The toner is recognized for its superior image characteristics, fixability, storage stability, resistance to blocking, and charge stability. This ensures that even after long-term storage, the toner does not transfer coloring materials or attach resin to surfaces like vinyl chloride sheets or erasers.

Career Highlights

Yoshihiro Ikuzawa is associated with Toyo Boseki Kabushiki Kaisha, where he has been instrumental in developing innovative products in the field of electrophotography. His expertise and dedication have contributed to the company's reputation for quality and innovation.

Collaborations

Ikuzawa has worked alongside talented colleagues such as Yasunari Hotta and Satoshi Maeda. Their collaborative efforts have further enhanced the development of advanced toner technologies.

Conclusion

Yoshihiro Ikuzawa's contributions to the field of electrophotography through his innovative toner patent highlight his role as a significant inventor. His work continues to influence the quality and stability of printed materials in the industry.