Hirofumi Hoshino

Title: Hirofumi Hoshino: Innovator in Epitaxial Thin Film Technology

Introduction

Hirofumi Hoshino is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of materials science, particularly in the development of substrates for epitaxial thin films. With a total of 5 patents to his name, Hoshino's work has advanced the technology used in various applications.

Latest Patents

One of Hoshino's latest patents is focused on a clad textured metal substrate for forming an epitaxial thin film. This invention provides an oriented substrate that exhibits superior orientation and high strength compared to conventional options. The substrate consists of a metallic layer and a silver layer bonded to at least one face of the metallic layer. The silver layer features a {100}<001> cube texture, with a deviating angle of crystal axes that satisfies the condition of being less than or equal to 9 degrees. The manufacturing process involves subjecting a silver sheet, containing 30 to 200 ppm oxygen, to hot-working and heat-treating, followed by bonding it with the oriented silver sheet using a surface activated bonding process.

Career Highlights

Hoshino has worked with prominent companies such as Chubu Electric Power Company, Inc. and Tanaka Kikinzoku Kogyo Co., Ltd. His experience in these organizations has contributed to his expertise in the field of materials and engineering.

Collaborations

Throughout his career, Hoshino has collaborated with notable colleagues, including Naoji Kashima and Shigeo Nagaya. These partnerships have likely enriched his work and led to innovative advancements in his projects.

Conclusion

Hirofumi Hoshino is a distinguished inventor whose work in epitaxial thin film technology has made a significant impact. His innovative patents and collaborations reflect his dedication to advancing materials science.