Location History:
- Yokosuka, JA (1978)
- Yokosuka, JP (1978 - 1989)
Company Filing History:
Years Active: 1978-1989
Title: Tooru Yoshimura: Innovator in Internal Combustion Engine Technology
Introduction
Tooru Yoshimura is a prominent inventor based in Yokosuka, Japan. He has made significant contributions to the field of internal combustion engine technology, holding a total of 11 patents. His innovative designs focus on improving engine efficiency and performance.
Latest Patents
Yoshimura's latest patents include a rocker arm arrangement for multi-valve internal combustion engines. This invention aims to reduce the mass of the rocker arm while simplifying the adjustment of valve clearances. The rocker arm is pivotally mounted on a universal joint, allowing it to tilt and establish a three-point contact with the valve stems. By incorporating a hydraulic lifter in the universal joint, constant lash-free automatic zero clearance adjustment is achieved. Additionally, utilizing a roller as a cam follower reduces valve train friction loss.
Another notable patent is the swirl control arrangement for internal combustion engines. This invention accurately controls engine operation while achieving optimal swirl rate control. The swirl is managed by a valve separate from the engine throttle valve, responding to the pressure across it. Various operating parameters, such as the air-fuel ratio, are utilized to modify values for the best valve setting.
Career Highlights
Tooru Yoshimura is currently employed at Nissan Motor Company Limited, where he continues to innovate and develop advanced engine technologies. His work has significantly impacted the automotive industry, enhancing engine performance and efficiency.
Collaborations
Yoshimura has collaborated with notable coworkers, including Yasuo Nakajima and Yoshimasa Hayashi. Their combined expertise has contributed to the successful development of various engine technologies.
Conclusion
Tooru Yoshimura is a distinguished inventor whose work in internal combustion engine technology has led to numerous patents and advancements in the field. His innovative designs continue to shape the future of automotive engineering.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.