Yoshihiro Mutoh

Title: The Innovations of Yoshihiro Mutoh

Introduction

Yoshihiro Mutoh is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of integrated circuit technology. His work has led to the development of innovative solutions that enhance the functionality of electronic devices.

Latest Patents

One of Yoshihiro Mutoh's key patents is for an IC card with a hierarchical file structure. This integrated circuit card features a processing controller and a non-volatile memory that contains multiple files organized in a hierarchical structure. Each file is equipped with an access conditions controller that relates to the level number of the hierarchical structure. Additionally, the card includes a RAM with several key information fields corresponding to these level numbers. The access condition controllers are designed with an access key box designation table and a vertical matching condition settings table, which facilitate the verification process of the keys.

Career Highlights

Yoshihiro Mutoh has been associated with Matsushita Electric Industrial Co., Ltd., a leading company in the electronics industry. His work at this organization has allowed him to focus on advancing integrated circuit technologies and their applications in various electronic devices.

Collaborations

Yoshihiro has collaborated with notable colleagues such as Nobuya Takagi and Masaaki Ueda. Their combined expertise has contributed to the successful development of innovative technologies in their field.

Conclusion

Yoshihiro Mutoh's contributions to the field of integrated circuits, particularly through his patent for an IC card with a hierarchical file structure, showcase his innovative spirit and dedication to advancing technology. His work continues to influence the electronics industry and inspire future innovations.