Company Filing History:
2 out of 10,092 
1 out of 15 Years Active: 1998-2002
Title: Kentarou Arai: Innovator in Hybrid Vehicle Technology
Introduction
Kentarou Arai is a notable inventor based in Saitama-ken, Japan. He has made significant contributions to the field of hybrid vehicle technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and safety of hybrid vehicles through innovative control systems.
Latest Patents
Arai's latest patents include a torque detector and controls designed to prohibit the operation of an electric motor on a hybrid vehicle when the driving torque exceeds a predetermined value during start-up. This invention ensures that either the front wheels or rear wheels of a hybrid vehicle are driven by an engine, while the other set is powered by an electric motor. The electric motor is activated during vehicle start-up, and a driving torque detecting circuit monitors the torque to prevent excessive operation.
Another significant patent involves a system for detecting the coefficient of friction on a road surface during vehicle operation. This invention allows the control circuit to operate the electric motor when the vehicle is started under conditions where the coefficient of friction is equal to or less than a predetermined value. The detecting device comprises sections for measuring the driving force of the engine-driven wheels, the slip ratio of the wheels, and calculating the coefficient of friction based on the relationship between these two factors.
Career Highlights
Throughout his career, Kentarou Arai has worked with prominent companies in the automotive industry, including Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in hybrid vehicle technology and innovation.
Collaborations
(Section skipped due to space constraints.)
Conclusion
Kentarou Arai's contributions to hybrid vehicle technology through his patents demonstrate his commitment to innovation and safety in the automotive industry. His work continues to influence the development of more efficient and reliable hybrid vehicles.