Company Filing History:
4 out of 772 
1 out of 1,625 
1 out of 1 Years Active: 1989-1991
Title: Innovations of Yasushi Kadota – A Pioneer in Engine Technology
Introduction
Yasushi Kadota, an esteemed inventor based in Osaka, Japan, has made significant contributions to the field of engine technology. With a total of five patents to his name, Kadota’s innovations demonstrate a commitment to enhancing the performance and efficiency of internal combustion engines.
Latest Patents
Among his latest inventions is the hydraulic valve lifter, an advanced component designed for use in internal combustion engines. This hydraulic valve lifter features an inverted cup-like body and plunger, creating a high-pressure chamber that is essential for the proper functioning of the engine's valve system. Notably, it incorporates an oil passage to lubricate the connection between the valve stem and the valve guide, ensuring longevity and reliability.
Another remarkable invention by Kadota is the belt tensioner, designed to maintain optimal tension in engine belts. It includes an intermediate annular member and a movable eccentric member, with a spring mechanism that ensures the idler makes consistent contact with the belt. This design utilizes both high-friction and low-friction surfaces to enhance performance, alongside a high-viscosity oil interface that further supports the system’s efficiency.
Career Highlights
Throughout his career, Yasushi Kadota has had the opportunity to work with prestigious companies such as Koyo Seiko Company, Ltd. and Mitsubishi Jidosha Kogyo Kabushiki Kaisha. His expertise in engine components has positioned him as a valuable contributor to the automotive industry.
Collaborations
In his innovative journey, Kadota has collaborated with noteworthy individuals, including Yoshikazu Nishida and Sadakatsu Ushio. These partnerships have enabled the cross-pollination of ideas and technological advancements, propelling forward the development of high-quality automotive solutions.
Conclusion
Yasushi Kadota’s inventive spirit and dedication to improving engine technology have left a lasting impact on the automotive sector. His patents, particularly in hydraulic valve lifters and belt tensioners, showcase innovative engineering that continues to influence the design and functionality of internal combustion engines. As the industry evolves, Kadota's contributions will undoubtedly remain a vital component of future advancements.
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.