Toshimasa Hamada

Introduction

Toshimasa Hamada is a prominent inventor based in Osaka, Japan. With an impressive portfolio of 14 patents, he has made significant contributions to the field of developing devices and image forming apparatuses. His innovative spirit continues to pave the way for advancements in imaging technology.

Latest Patents

Among his latest inventions, Toshimasa Hamada has developed a sophisticated device that enhances the functionality of toner supply systems in image forming apparatuses. One of his notable patents describes a developing device equipped with a developing roller that supplies toner to a photoreceptor. It incorporates a supply roller for toner supply and peeling that applies a bias voltage to develop an electrostatic latent image efficiently. Furthermore, it features a first current measuring portion that accurately measures the current flowing in the developing roller, and a second current measuring portion for the supply roller. This innovative design allows for precise calculations of toner charging and peeling amounts, optimizing the development process.

In another patent, he focuses on the employment of single-component development, addressing challenges in toner layer uniformity. The design prevents toner aggregation between the developing roller and the regulating blade by creating a distinct division in the blade's areas of adhesion. This innovation enhances the uniformity of the toner layer while minimizing stress during development processes.

Career Highlights

Toshimasa Hamada has had a remarkable career with key roles in prestigious companies, including Sharp Corporation and Semiconductor Energy Laboratory Co., Ltd. His work in these organizations has been instrumental in the development of cutting-edge imaging technologies that serve a variety of sectors.

Collaborations

Throughout his journey, Hamada has had the opportunity to collaborate with esteemed colleagues, such as Masumi Nakamichi and Nobuhiro Maezawa. These partnerships have greatly contributed to his success and innovation by fostering an environment of knowledge exchange and collective problem-solving in their projects.

Conclusion

Toshimasa Hamada exemplifies the spirit of innovation through his dedication to developing advanced imaging technologies. With 14 patents to his name, his contributions are paving the way for future developments in the field, reflecting the potential of creativity and collaboration in the world of inventions.