This inventor holds 4 USPTO granted patents and 1 EPO patent. Top assignees: Matsushita Refrigeration Company, Panasonic Corporation. Active years: 1994-2012.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1994-2012
Title: Shuichi Yakushi: Innovator in Refrigeration Technology
Introduction
Shuichi Yakushi is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of refrigeration technology, holding a total of 4 patents. His innovative designs focus on improving the efficiency and functionality of refrigeration systems.
Latest Patents
One of his latest patents is an electric compressor. This compressor features a motor driven by a controller, which includes a rotor and a stator. The compressing unit is driven by the motor within a hermetic container filled with refrigerant. The controller employs feedback control at low RPMs to determine the timing of switching elements based on rotor position signals. At high RPMs, it utilizes open-loop control to synchronize motor operation with a given frequency. This design minimizes noise during PWM driving. Another significant patent is a filter arrangement for a refrigerant compressor. This invention includes a porous filter with a pore size of no more than 80 µm, strategically placed in the refrigerant flow passage of a refrigeration system. The filter can be integrated into a drier or a separate casing within the refrigerant flow passage. It is composed of a molded solid material made from alumina, silica gel, calcium sulfide, and aluminosilicate.
Career Highlights
Shuichi Yakushi has worked with prominent companies in the refrigeration industry, including Matsushita Refrigeration Company and Panasonic Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in refrigeration technology.
Collaborations
Throughout his career, Shuichi has collaborated with talented individuals such as Satoshi Wada and Masao Mangyo. These partnerships have contributed to the advancement of his inventions and the overall progress in the field.
Conclusion
Shuichi Yakushi's contributions to refrigeration technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively, showcasing the importance of innovation in enhancing efficiency and functionality in refrigeration systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile