Location History:
- Ibaraki-ken, JP (1996 - 1997)
- Ibaraki, JP (2014)
- Tsuchiura, JP (2018)
- Tsukuba, JP (1997 - 2024)
Company Filing History:
14 out of 1,504 
1 out of 1,641 Years Active: 1996-2025
Title: Shigeyuki Sakurai: Innovator in Sliding Components and Engine Diagnosis
Introduction
Shigeyuki Sakurai is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of engineering, particularly in the development of sliding components and engine diagnosis technologies. With a total of 15 patents to his name, Sakurai's work has had a notable impact on various industries.
Latest Patents
One of Sakurai's latest patents is for a sliding component and method for manufacturing the same. This innovation features a sliding component that possesses a low coefficient of friction, ensuring stable sliding characteristics from the initial stage of use. The component includes an iron substrate with dispersed graphite particles and a tin coating that allows the graphite to be exposed. The manufacturing method involves preparing the iron substrate and forming the tin coating, which is designed to expose the graphite particles effectively.
Another significant patent pertains to a construction machine that enhances the accuracy of engine degradation diagnosis while reducing the costs associated with such diagnostics. This invention includes a controller that determines the operational state of a hydraulic pump to acquire accurate diagnosis data. By validating controlled variables related to torque command values, the device generates time history data that can be displayed as trend data for engine diagnosis.
Career Highlights
Sakurai has worked with notable companies such as Hitachi Construction Machinery Co., Ltd. and Hitachi Chemical Company, Ltd. His experience in these organizations has contributed to his expertise in engineering and innovation.
Collaborations
Throughout his career, Sakurai has collaborated with talented individuals, including Naoki Miyanagi and Yoshiaki Shimomura. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Shigeyuki Sakurai's contributions to the fields of sliding components and engine diagnostics exemplify his innovative spirit and dedication to engineering. His patents reflect a commitment to improving technology and enhancing performance in various applications.