Company Filing History:
2 out of 1,627 
1 out of 772 
1 out of 1 Years Active: 1991-1993
Title: **Tatsuro Motoyama: Innovator in Hydraulic Systems**
Introduction
Tatsuro Motoyama is a renowned inventor based in Kanagawa, Japan, known for his significant contributions to hydraulic technology. With a total of two patents, Motoyama has made remarkable advancements in hydraulic systems, enhancing their functionality and efficiency.
Latest Patents
Motoyama's latest inventions include a **Hydraulic Power Steering Device** and a **Hydraulic Control Valve**. The Hydraulic Power Steering Device features a cylinder and a piston, designed to optimize the flow of hydraulic fluid, allowing for smoother steering functionalities. This device incorporates a unique cylindrical design with strategically placed recesses that facilitate effective operation as the piston moves towards its stroke ends.
His second patent, the **Hydraulic Control Valve**, consists of a casing with an oil inlet and outlet channel. This innovative valve uses alternating groove and land portions, enabling efficient control over the flow of oil. By allowing oil to redirect between channels based on the valve's position, Motoyama's design improves hydraulic system responsiveness and precision.
Career Highlights
Throughout his career, Tatsuro Motoyama has worked with notable companies such as Mitsubishi Jidosha Kogyo Kabushiki Kaisha (Mitsubishi Motors) and Koyo Seiko Company, Ltd. His experiences in these prestigious organizations have contributed to his expertise and innovation in hydraulic technologies.
Collaborations
Motoyama has collaborated with exceptional professionals in his field, including Yoshimi Kotake and Masahiko Noguchi. Their collective expertise has fostered an environment of innovation, driving advancements in hydraulic systems and proving essential to the development of Motoyama's patented technologies.
Conclusion
Tatsuro Motoyama continues to be a pivotal figure in hydraulic innovations. His patents reflect a deep understanding of hydraulic mechanics and a commitment to enhancing engineering practices. As technology progresses, the impact of his work on hydraulic systems will undoubtedly shape future developments in the automotive and machinery industries.