Company Filing History:
Years Active: 1997-1999
Title: Innovations by Yu Hiresaki
Introduction
Yu Hiresaki is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of refrigeration technology, holding 2 patents that showcase his innovative approach to cryogenic and gas cycle refrigeration systems.
Latest Patents
Hiresaki's latest patents include a pulse tube refrigerator and a gas cycle refrigerator. The pulse tube refrigerator is designed to generate cryogenic temperatures below 10 K. It features first and second refrigeration stages, each equipped with a pulse tube and an associated regenerator. A pressure fluctuation generator, which includes a compressor and multiple valves, is positioned at the high temperature side of each regenerator. The design optimizes the phase angle between pressure fluctuations and the displacement of the working gas, enhancing efficiency. The gas cycle refrigerator is a multi-staged system that achieves temperatures below 10 K without refrigerant gas leakage. This innovative configuration improves efficiency and reduces costs.
Career Highlights
Yu Hiresaki is currently employed at Suzuki Shokan Co., Ltd., where he continues to develop advanced refrigeration technologies. His work has significantly impacted the efficiency and effectiveness of cryogenic systems.
Collaborations
Hiresaki has collaborated with notable coworkers, including Jin Lin Gao and Yoichi Matsubara, contributing to the advancement of refrigeration technology through teamwork and shared expertise.
Conclusion
Yu Hiresaki's innovative patents and contributions to refrigeration technology highlight his role as a leading inventor in the field. His work continues to influence advancements in cryogenic and gas cycle refrigeration systems.