Hiroharu Tokoro

Title: Hiroharu Tokoro: Innovator in Internal Combustion Engine Technology

Introduction

Hiroharu Tokoro is a notable inventor based in Kariya, Japan. He has made significant contributions to the field of internal combustion engine technology, holding 2 patents that focus on detecting knocking in engines. His work is essential for improving engine performance and reliability.

Latest Patents

Tokoro's latest patents include a "Method of and device for detection of knocking for internal combustion" and a "Knocking detecting device for internal combustion engines." The first patent describes a method and device that can detect not only knocking but also abnormal conditions of the cooling liquid in a liquid-cooled engine. This device effectively detects vibrations or pressure fluctuations generated by both knocking and the operation of the coolant pump. The second patent outlines a knocking detecting device that includes a casing, a support member made of vibration-isolating material, and a pressure-sensitive member for detecting pressure vibrations transmitted through coolant water when knocking occurs in the combustion chamber.

Career Highlights

Hiroharu Tokoro is associated with Toyota Chuo Kenkyusho, a research institution that is part of the Toyota Group. His work at this institution has allowed him to focus on innovations that enhance engine technology and performance.

Collaborations

Tokoro has collaborated with notable coworkers such as Kiyokazu Asai and Yujiro Oshima. Their combined expertise contributes to the advancement of automotive technologies.

Conclusion

Hiroharu Tokoro's contributions to internal combustion engine technology through his patents demonstrate his commitment to innovation in the automotive industry. His work not only enhances engine performance but also addresses critical issues related to engine reliability.