This inventor holds 2 USPTO granted patents. Top assignees: Kubota Corporation, Okamura Corporation. Active years: 2026.
Company Filing History:
2 out of 2,895 
2 out of 430 
Years Active: 2026
Title: Jirou Arakawa: Innovator in Power Transmission Systems
Introduction
Jirou Arakawa is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of power transmission systems, holding a total of 2 patents. His work focuses on enhancing the efficiency and functionality of hydraulic systems.
Latest Patents
Arakawa's latest patents include innovative designs for transmission units and power systems. One of his patents describes a clutch unit that features a coupling element designed to couple the output shaft of an engine with the input shaft of a hydraulic pump. This system allows for power transmission while incorporating a motor generator that generates driving force independently from the engine. The design strategically positions the motor generator to avoid interference with the coupling element, optimizing the overall system performance.
Career Highlights
Throughout his career, Jirou Arakawa has worked with prominent companies such as Okamura Corporation and Kubota Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the engineering sector.
Collaborations
Arakawa has collaborated with several professionals in his field, including his coworker Koichi Funaki. Their joint efforts have led to advancements in power transmission technologies.
Conclusion
Jirou Arakawa's contributions to the field of power transmission systems highlight his innovative spirit and dedication to engineering excellence. His patents reflect a commitment to improving the efficiency of hydraulic systems, making him a significant figure in the industry.