Company Filing History:
10 out of 42,485 
3 out of 248 
Years Active: 2002-2010
Title: The Innovative Contributions of Masayoshi Kotaki
Introduction
Masayoshi Kotaki is a prominent inventor based in Hitachinaka, Japan. He has made significant contributions to the field of fluid dynamics and fuel systems, holding a total of 10 patents. His work focuses on enhancing the efficiency and reliability of fluid pumps and fuel delivery systems.
Latest Patents
Among his latest patents are two notable inventions: a fluid pump and a high-pressure fuel feed pump. The fluid pump features a cylinder that supports a plunger, with a pump housing made from dissimilar metals. A pressing mechanism ensures that the cylinder and pump housing are sealed through a pressing surface, reducing the number of seal points and enhancing reliability. This design also allows for a reduction in the weight of the pump housing and lowers costs by utilizing a soft material, such as an aluminum alloy.
The high-pressure fuel pump for internal combustion engines includes a cylinder and a plunger that is slidably fitted within it. This invention incorporates a seal mechanism that prevents fuel leakage and stops lubricant from entering the cylinder. The design features two independent seal devices that are strategically spaced along the circumference of the plunger, ensuring effective sealing and enhanced performance.
Career Highlights
Masayoshi Kotaki has worked with notable companies such as Hitachi, Ltd. and Hitachi Car Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology and engineering.
Collaborations
Throughout his career, Kotaki has collaborated with talented individuals, including Hideki Machimura and Hiroyuki Yamada. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Masayoshi Kotaki's contributions to the field of fluid dynamics and fuel systems are noteworthy. His innovative patents and collaborations have significantly impacted the industry, showcasing his dedication to advancing technology. His work continues to inspire future innovations in engineering.
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.