Masato Osumi

Title: **Innovations by Inventor Masato Osumi in the Field of Refrigeration and Dry-Etching Methods**

Introduction

Masato Osumi is a notable inventor based in Moriguchi, Japan, recognized for his contributions in the field of innovative technologies. With a total of five patents to his name, Osumi has made significant advancements in thermally driven refrigeration systems and dry-etching methods.

Latest Patents

Masato Osumi's recent patents include a groundbreaking **thermally driven refrigeration system utilizing metal hydrides**. This innovative system employs three types of metal hydrides labeled as MH1, MH2, and MH3, each exhibiting different equilibrium hydrogen pressures. The method involves the flow of hydrogen between two sets of metal-hydride containers, optimizing refrigeration efficiency through the cold heat generated during hydrogen dissociation. This allows the system to maintain higher operation pressures and provides continuous refrigeration at lower temperatures compared to traditional methods.

Additionally, Osumi has developed a **dry-etching method** for patterning metallic films. This technique allows for the precise shaping of a metallic film with an oxidized surface by using an energy beam to create etching patterns. The subsequent exposure of the metallic film to reactive gases enables selective removal without damaging the film’s surface, facilitating the creation of complex configurations.

Career Highlights

Throughout his career, Masato Osumi has worked with reputable organizations, including Sanyo Electric Co., Ltd. and the Agency of Industrial Science and Technology. His experiences within these institutions have played a pivotal role in refining his inventive skills and contributing to his patent portfolio.

Collaborations

Osumi has collaborated with notable coworkers, such as Keiichi Kanatani and Hajime Hayama. These partnerships have undoubtedly enriched his research and innovation endeavors, showcasing the importance of collaborative efforts in the field of technology.

Conclusion

Masato Osumi's inventive spirit and contributions to thermal refrigeration and dry-etching methods demonstrate a profound impact on modern technology. His patents not only reflect his dedication to innovation but also highlight the collaborative nature of technological advancements. As he continues to push the boundaries of engineering, Osumi remains an influential figure in the world of inventions.