This inventor holds 6 USPTO granted patents. Top assignee: Koyo Seiko Company, Ltd.. Active years: 2002-2007.
Location History:
- Nara, JP (2005)
- Kashihara, JP (2002 - 2007)
Company Filing History:
Years Active: 2002-2007
Title: Innovations by Hideki Jonokuchi
Introduction
Hideki Jonokuchi is a prominent inventor based in Nara, Japan. He has made significant contributions to the field of electric power steering and brushless DC motors. With a total of 6 patents to his name, Jonokuchi continues to push the boundaries of technology in his industry.
Latest Patents
One of Jonokuchi's latest inventions is an electric power steering apparatus. This innovative system includes a torque sensor that detects the steering torque applied to the steering wheel. The apparatus features a steering assist motor that is driven to rotate based on the detected torque. Notably, the motor operates under field weakening control in high-speed rotation areas. It is a brushless motor that comprises a rotor with multiple permanent magnets fixed in recesses within the rotor core. This design allows for a steer-assisting force to be effectively generated during high-speed steering.
Another significant patent is for a brushless DC motor and its manufacturing method. This motor includes a stator with multiple slots and a rotor that has several permanent magnets. The rotor is divided into three blocks along the rotation axis, with the arrangement angles of these blocks differing by a mechanical angle equivalent to one third of the pulsation period of cogging torque. This innovative design enhances the performance of the brushless DC motor, making it more efficient and reliable.
Career Highlights
Hideki Jonokuchi is currently employed at Koyo Seiko Company, Ltd. His work at this esteemed company has allowed him to develop and refine his inventions, contributing to advancements in motor technology. His expertise in electric power steering and brushless motors has positioned him as a key figure in the industry.
Collaborations
Throughout his career, Jonokuchi has collaborated with notable colleagues, including Hirohide Inayama and Atsushi Ishihara. These partnerships have fostered innovation and have led to the successful development of various technologies.
Conclusion
Hideki Jonokuchi's contributions to the fields of electric power steering and brushless DC motors demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a drive to improve technology for practical applications.