Location History:
- Saitama, JP (2019)
- Tokyo, JP (2022)
Company Filing History:
2 out of 2 
1 out of 1,142 
Years Active: 2019-2022
Title: Innovations of Yoshihito Ogasawara
Introduction
Yoshihito Ogasawara is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced copper alloys. With a total of 2 patents, his work showcases innovative solutions for wear resistance and high-temperature applications.
Latest Patents
Ogasawara's latest patents include a wear-resistant copper-zinc alloy and a mechanical device utilizing this alloy. The first patent describes a wear-resistant copper-zinc alloy that consists of 28 to 55% Zn, 0.5 to 2% P, and a balance of Cu and unavoidable impurities. This alloy exhibits an electrical conductivity of 10 to 33% IACS and a hardness of 3.6[Zn]-55 HBW or more. An alternative formulation includes 40 to 55% Zn and 1 to 6% Mn, maintaining similar electrical and hardness properties. His second patent focuses on a copper alloy tube made from a CuCrZr alloy, which is designed to suppress mechanical strength deterioration during high-temperature processes. The manufacturing method involves a solutionizing step at temperatures of 900°C or greater, followed by water-quenching and a series of drawing and annealing processes to achieve optimal crystal grain sizes.
Career Highlights
Throughout his career, Ogasawara has worked with prominent companies such as Miyoshi Gokin Kogyo Co., Ltd. and IHI Corporation. His experience in these organizations has allowed him to refine his expertise in alloy development and manufacturing processes.
Collaborations
Ogasawara has collaborated with notable colleagues, including Hayao Eguchi and Masato Arai. These partnerships have contributed to the advancement of his research and innovations in the field.
Conclusion
Yoshihito Ogasawara's contributions to materials science through his innovative patents highlight his expertise and dedication to advancing technology. His work continues to influence the development of high-performance materials in various applications.