This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Aisin Seiki Kabushiki Kaisha, Nihon Inverter Corporation, Other. Active years: 2004-2006.
Company Filing History:
1 out of 5,207 
1 out of 1 
1 out of 834,453 Years Active: 2004-2006
Title: Yasuo Yokoi: Innovator in Electric Generator and Motor Control Technologies
Introduction
Yasuo Yokoi is a notable inventor based in Hirakata, Japan. He has made significant contributions to the fields of electric generators and motor control technologies. With a total of 2 patents, his work reflects a commitment to innovation and engineering excellence.
Latest Patents
Yasuo Yokoi's latest patents include a reciprocating engine type electric generator and a method for controlling the starting of synchronous motors and electric pumps. The reciprocating engine type electric generator features means for recognizing a phase difference between an alternate voltage wave generated at a stator coil and a reference alternate voltage. This invention also includes means for controlling the speed of a rotational magnetic field generated at the stator coil based on the recognized phase difference. The second patent provides a method for controlling the starting of a synchronous motor, which enhances starting ability and allows for quick commutation. This is achieved by supplying an AC current with a predetermined frequency to the field coil of the synchronous motor through an inverter.
Career Highlights
Throughout his career, Yasuo Yokoi has worked with various companies, including Aisin Seiki Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in electric motor technologies and generator systems.
Collaborations
Yasuo has collaborated with notable coworkers such as Takatoshi Sakata and Yasunobu Toyoda. Their collective efforts have likely fostered advancements in their respective fields.
Conclusion
Yasuo Yokoi's innovative patents and career achievements highlight his significant role in advancing electric generator and motor control technologies. His contributions continue to influence the industry and inspire future innovations.