Company Filing History:
9 out of 13,411 
8 out of 1,022 
Years Active: 2012-2014
Title: Jouji Seki: Innovator in Vehicle Transmission Technology
Introduction
Jouji Seki is a prominent inventor based in Zama, Japan, known for his significant contributions to vehicle transmission technology. With a total of nine patents to his name, Seki has made remarkable advancements in the field of continuously variable transmissions.
Latest Patents
Seki's latest patents include a control device and control method for continuously variable transmission. This innovation features a gear ratio control unit that sets a target gear ratio based on the vehicle's operating conditions. The control unit adjusts the drive amount of a step motor to ensure that the actual gear ratio aligns with the target. Additionally, when the vehicle experiences deceleration beyond a predetermined threshold, the system maintains a specific gear ratio by regulating the step motor's drive amount. Another notable patent involves a control device for vehicle continuously variable transmission, which includes a shift control mechanism that adjusts the overall speed ratio and a torque capacity control means that sustains a torque capacity value close to zero during gear position adjustments.
Career Highlights
Throughout his career, Jouji Seki has worked with notable companies such as Nissan Motor Company Limited and Jatco Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in vehicle transmission systems.
Collaborations
Seki has collaborated with esteemed colleagues, including Seiichiro Takahashi and Hiroyasu Tanaka, contributing to the advancement of automotive technology through teamwork and shared expertise.
Conclusion
Jouji Seki's work in vehicle transmission technology exemplifies his dedication to innovation and engineering excellence. His patents reflect a deep understanding of vehicle dynamics and control systems, making him a key figure in the automotive industry.