Company Filing History:
Years Active: 2012-2019
Title: Yosuke Umesaki: Innovator in Rotary Electrical Machines
Introduction
Yosuke Umesaki is a prominent inventor based in Hitachinaka, Japan. He has made significant contributions to the field of rotary electrical machines, holding a total of 4 patents. His innovative designs focus on enhancing the mechanical strength and efficiency of electrical machines.
Latest Patents
Umesaki's latest patents include a rotary electrical machine and a rotor for a rotary electrical machine. The rotor is designed to improve mechanical strength against centrifugal force. It features a rotor core with a magnet insertion hole, where a permanent magnet is inserted. A unique clearance part is formed at the magnet insertion hole, which has inflection points to create obtuse angles between the facing surfaces. This design enhances the rotor's performance and durability. Another notable patent is for a vehicle AC generator, which includes a stator with windings, a rotor supported by front and rear frames, and a cooling fan. The generator is equipped with a rectifier device that efficiently converts alternating current generated in the stator windings.
Career Highlights
Yosuke Umesaki is currently employed at Hitachi Automotive Systems, Ltd., where he continues to innovate in the field of electrical machines. His work has significantly impacted the automotive industry, particularly in the development of efficient power generation systems.
Collaborations
Umesaki has collaborated with notable coworkers such as Toshio Ishikawa and Mitsuaki Izumi. Their combined expertise has contributed to the advancement of technologies in rotary electrical machines.
Conclusion
Yosuke Umesaki is a key figure in the innovation of rotary electrical machines, with a focus on improving mechanical strength and efficiency. His contributions through patents and collaborations continue to shape the future of electrical engineering.