Koichi Sassa

Title: Innovations of Koichi Sassa

Introduction

Koichi Sassa is a prominent inventor based in Omiya, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of eight patents. His work focuses on advanced magnetic field sensors and the production of compound semiconductor single crystals.

Latest Patents

One of his latest patents is for mesoscopic non-magnetic semiconductor magnetoresistive sensors fabricated with island lithography. These sensors can detect weak magnetic fields, typically around 0.05 Tesla, over areas as small as tens of thousands of square nanometers, such as 40 nm × 400 nm. The combination of enhanced magneto-resistance in an inhomogeneous high mobility semiconductor, along with special electrode arrangements and island lithography, has enabled the creation of unique semiconductor/metal nano-composite structures. This innovation has led to the development of a new type of magnetic field sensor that exhibits superior magneto-resistive behavior.

Another notable patent is for a method and apparatus for producing compound semiconductor single crystals. This invention contributes to the advancement of semiconductor manufacturing processes.

Career Highlights

Throughout his career, Koichi Sassa has worked with various organizations, including the Research Development Corporation of Japan. His expertise in semiconductor technology has positioned him as a key figure in the industry.

Collaborations

He has collaborated with notable coworkers such as Kenji Tomizawa and Keiji Shirata, further enhancing the impact of his work in the field.

Conclusion

Koichi Sassa's innovative contributions to semiconductor technology and his numerous patents highlight his significant role as an inventor. His work continues to influence advancements in magnetic field sensors and semiconductor manufacturing processes.