Company Filing History:
3 out of 36,653 
1 out of 26 Years Active: 1997-2001
Title: Ichisei Kamimura: Innovator in Vehicle Suspension Technology
Introduction
Ichisei Kamimura is a notable inventor based in Okazaki, Japan. He has made significant contributions to the field of vehicle suspension systems, holding a total of four patents. His work focuses on enhancing the performance and efficiency of resilient support mechanisms in wheeled vehicles.
Latest Patents
One of Kamimura's latest patents is a control system for a resilient support mechanism, specifically designed for vehicle suspension. This innovative system includes a damper positioned between the unsprung and sprung mass members of a vehicle. The damping coefficient is divided into linear and nonlinear portions, with the nonlinear portion defined as a control input. This system applies nonlinear H-infinity control theory to achieve a positive definite symmetric solution, which is crucial for calculating the target damping force based on various state amounts.
Another significant patent is for a variable-damping force shock absorber. This design features an actuator within the piston rod, equipped with coils and permanent magnets. The actuator's unique structure allows for the adjustment of the communication passage between the upper and lower chambers of the cylinder, thereby optimizing the shock absorption process.
Career Highlights
Kamimura has worked with prominent companies in the automotive industry, including Toyota Motor Corporation. His experience at such a leading firm has undoubtedly influenced his innovative approach to vehicle suspension technology.
Collaborations
Throughout his career, Kamimura has collaborated with talented individuals such as Satoru Ohsaku and Hajime Kamimae. These partnerships have likely contributed to the development of his groundbreaking inventions.
Conclusion
Ichisei Kamimura's contributions to vehicle suspension technology through his patents demonstrate his innovative spirit and expertise in the field. His work continues to influence the automotive industry, paving the way for advancements in vehicle performance and safety.