Hirohisa Ajima

Title: Hirohisa Ajima: Innovator in Sputtering Technology

Introduction

Hirohisa Ajima is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of materials science, particularly in the development of sputtering targets. His work focuses on improving the performance and reliability of these materials in various applications.

Latest Patents

Hirohisa Ajima holds a patent for an Sb-Te base alloy sinter sputtering target. This innovative target features Sb and Te as its primary components, with a unique structure where Sb-Te base alloy particles are surrounded by fine carbon or boron particles. The design aims to enhance the sputtering target's structure, reduce the likelihood of cracks in the sintered target, and prevent arcing during the sputtering process. The patent emphasizes the importance of particle size ratios, specifically that the ratio of carbon or boron particle size to Sb-Te base alloy particle size falls within the range of 1/10 to 1/10000.

Career Highlights

Hirohisa Ajima is associated with JX Nippon Mining & Metals Corporation, where he applies his expertise in materials science. His work has contributed to advancements in sputtering technology, which is crucial for various industrial applications, including electronics and coatings.

Collaborations

Throughout his career, Hirohisa has collaborated with esteemed colleagues such as Masataka Yahagi and Hideyuki Takahashi. These collaborations have fostered innovation and have been instrumental in the development of new technologies in the field.

Conclusion

Hirohisa Ajima's contributions to sputtering technology through his innovative patent demonstrate his commitment to advancing materials science. His work continues to influence the industry and pave the way for future innovations.