Location History:
- Osaka, JP (2002)
- Sakai, JP (2004)
Company Filing History:
Years Active: 2002-2004
Title: Hajime Esumi: Innovator in Refrigeration Technology
Introduction
Hajime Esumi is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of refrigeration technology, holding 2 patents that showcase his innovative approach to improving refrigerating devices.
Latest Patents
Esumi's latest patents include a motor-driven needle valve for refrigerating circuits and a refrigerating device that incorporates this valve. The motor-driven needle valve is designed to control the flow of refrigerant through a specially formed flow path. This design minimizes the risk of sludge adhesion within the valve, ensuring reliable operation. The refrigerating device features a direct drive type electrically driven expansion valve, which enhances efficiency and performance in refrigeration systems.
Career Highlights
Hajime Esumi is currently employed at Daikin Industries, Ltd., a leading company in the HVAC industry. His work focuses on developing advanced refrigeration technologies that contribute to energy efficiency and system reliability.
Collaborations
Esumi has collaborated with notable colleagues such as Ryuzaburo Yajima and Nobuo Domyo, further enhancing the innovative capabilities within his team.
Conclusion
Hajime Esumi's contributions to refrigeration technology through his patents and work at Daikin Industries, Ltd. highlight his role as a key innovator in the field. His inventions not only improve the functionality of refrigerating devices but also pave the way for future advancements in energy-efficient technologies.