Company Filing History:
Years Active: 2016-2020
Title: Tadasu Hashiguchi: Innovator in Engine Control Technology
Introduction
Tadasu Hashiguchi is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of engine control technology, holding 2 patents that showcase his innovative approach to improving engine performance.
Latest Patents
One of Hashiguchi's latest patents is a "Controller for Multi-Cylinder Engine." This control device is designed for a multi-cylinder engine with a combustion chamber connected to both an intake port and an exhaust port. The device includes an intake-side variable valve operating mechanism that controls the lift timing of two intake valves, as well as an exhaust-side variable valve operating mechanism for managing the lift timing of an exhaust valve. Notably, this control device can execute cylinder deactivation during low engine load and low engine speed, optimizing performance and efficiency.
Another significant patent is the "Combustion Chamber Structure for Engine." This invention features an inclined axial line of an intake valve, which expands the gap between the piston crown surface and the valve head of the intake valve as it approaches the crankshaft axis. The design fulfills a specific relationship regarding the gaps between the lower surface of the cylinder head and the piston crown surface, enhancing the overall efficiency of the engine.
Career Highlights
Tadasu Hashiguchi is currently employed at Mazda Motor Corporation, where he continues to develop innovative technologies that advance engine performance. His work has been instrumental in enhancing the efficiency and functionality of modern engines.
Collaborations
Hashiguchi has collaborated with notable colleagues, including Tadatomo Toda and Mitsunori Wasada. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the automotive industry.
Conclusion
Tadasu Hashiguchi's contributions to engine control technology reflect his dedication to innovation and excellence. His patents not only demonstrate his technical expertise but also highlight the importance of continuous improvement in automotive engineering.
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