Company Filing History:
8 out of 21,351 
3 out of 52,722 
Years Active: 1989-2009
Title: Akira Sakata: Innovator in Valve Timing Technology
Introduction
Akira Sakata is a prominent inventor based in Tokyo, Japan, known for his significant contributions to valve timing technology. With a total of 11 patents to his name, Sakata has made a lasting impact in the field of automotive engineering.
Latest Patents
One of his latest inventions is a valve timing adjusting device that includes a first rotor rotating integrally with a crankshaft. This device also features a second rotor that is secured to an intake or exhaust camshaft. An engaging cavity is provided in one of the rotors, and a lock pin is housed in a housing hole in the other rotor. The lock pin is activated by the energizing force of an energizing device during hydraulic pressure reduction, allowing it to abut on the wall of the engaging cavity from an oblique direction. This mechanism provides a relative rotating force between the first and second rotors. Another notable patent is a valve timing adjusting device that includes a first rotor that rotates synchronously with the crankshaft of an engine. This device also features a second rotor that is relatively rotatable by a predetermined angle within the first rotor and is secured on the end face of an intake or exhaust camshaft. A tension spring acts as an assisting spring for adjusting the relative position between both rotors.
Career Highlights
Throughout his career, Akira Sakata has worked with leading companies in the industry, including Mitsubishi Electric Corporation and Toshiba Corporation. His work has been instrumental in advancing technologies related to engine performance and efficiency.
Collaborations
Sakata has collaborated with notable colleagues such as Shin-ichi Imai and Hiroyuki Kinugawa, contributing to various innovative projects and developments in valve timing technology.
Conclusion
Akira Sakata's contributions to valve timing technology and his extensive patent portfolio highlight his role as a key innovator in the automotive industry. His work continues to influence advancements in engine design and performance.
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