This inventor holds 7 USPTO granted patents and 1 published patent application. Top assignees: Komatsu Corporation, Sumco Corporation, Sumitomo Mitsubishi Silicon Corporation. Active years: 2004-2024.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Imari, JP (2007)
- Tokyo, JP (2004 - 2024)
Company Filing History:

Years Active: 2004-2024
Title: Akira Nakashima: Innovator in Work Vehicle Technology
Introduction
Akira Nakashima is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of work vehicle technology, holding a total of 7 patents. His innovative designs focus on improving the efficiency and functionality of hydraulic systems in work vehicles.
Latest Patents
Nakashima's latest patents include a work vehicle and control method for work vehicles. This invention features a hydraulic pump driven by an engine, which in turn drives a hydraulic motor using hydraulic fluid. A controller manages the engine's rotation speed and the hydraulic pump's displacement, adjusting the engine's speed based on the vehicle's tractive force. Another notable patent is for a work machine and control method, which involves an HST circuit with a hydraulic pump that converts engine drive force into oil energy. This system includes pressure sensors to monitor oil pressure and a variable charge pump that replenishes oil in the HST circuit, with a controller adjusting the pump's capacity based on sensor data.
Career Highlights
Throughout his career, Nakashima has worked with notable companies such as Sumco Corporation and Komatsu Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in hydraulic technology.
Collaborations
Nakashima has collaborated with several talented individuals, including Shinichi Tomita and Masao Yoshimuta. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.
Conclusion
Akira Nakashima's work in the field of work vehicle technology showcases his dedication to innovation and efficiency. His patents reflect a deep understanding of hydraulic systems and their applications in modern machinery. His contributions continue to influence the industry and inspire future advancements.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile