Location History:
- Hiroshima-ken, JP (2004)
- Aki-gun, JP (2005)
- Hiroshima, JP (2006)
Company Filing History:
2 out of 629 
2 out of 832,912 Years Active: 2004-2006
Title: Hisao Fumoto: Innovator in Power Distribution Control for Four-Wheel Drive Vehicles
Introduction
Hisao Fumoto is a notable inventor based in Hiroshima-ken, Japan. He has made significant contributions to the field of automotive technology, particularly in the area of power distribution control for four-wheel drive vehicles. With a total of 4 patents to his name, Fumoto's work has had a considerable impact on vehicle performance and driver experience.
Latest Patents
Fumoto's latest patents include a "Power Distribution Control Apparatus of Four-Wheel Drive Vehicle." This invention involves a CPU that computes the throttle opening degree increasing speed and the steering wheel angular velocity based on the throttle opening degree and steering wheel angle. The CPU selects one of two drive modes and controls the power transmission ratio accordingly. This ensures that the power transmission ratio is properly managed based on the driver's acceleration intentions and the vehicle's turning speed.
Another significant patent is the "Power Distribution Control Method and Apparatus for Four-Wheel Drive Vehicle." In this invention, an ECU determines whether engine braking is being applied based on vehicle speed and throttle opening degree. When engine braking is detected, the ECU performs engine braking-related control, adjusting the torque distribution between the front and rear wheels to enhance vehicle stability and performance during braking.
Career Highlights
Throughout his career, Fumoto has worked with various companies, including Toyoda Koki Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in automotive technology.
Collaborations
Fumoto has collaborated with notable coworkers such as Tsuyoshi Murakami and Hideshi Hiruta. Their combined expertise has contributed to the successful development of advanced automotive technologies.
Conclusion
Hisao Fumoto's contributions to the field of automotive technology, particularly in power distribution control for four-wheel drive vehicles, highlight his innovative spirit and dedication to enhancing vehicle performance. His patents reflect a deep understanding of driver needs and vehicle dynamics, making him a significant figure in the automotive industry.