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14 out of 1,600 Years Active: 1998-2022
Title: **Masatomo Yoshihara: A Pioneer in Engine Technology**
Introduction
Masatomo Yoshihara, an innovative inventor based in Toyota, Japan, has made significant contributions to the field of internal combustion engines. With an impressive portfolio of 38 patents, his work reflects a deep commitment to improving engine efficiency and performance.
Latest Patents
Yoshihara's latest patents showcase his expertise in engine design and control systems. One of his notable inventions is an **Engine Unit**, which incorporates a cylinder injection valve designed to spray fuel into a combustion chamber. This engine unit features an ignition plug capable of igniting the fuel at precise times. The innovation includes a mechanism that ensures ignition timing is maintained within a predetermined range during the expansion stroke, enhancing the combustion process.
Another significant patent is the **Control Apparatus of Internal Combustion Engine**, which presents a sophisticated control system. This apparatus comprises a port injection valve and a cylinder injection valve, working in conjunction to manage fuel distribution effectively. It features an electronic control unit that adjusts fuel increase amounts differently for the port and cylinder injections when returning from a fuel cut. This differentiation allows for improved engine performance and efficiency.
Career Highlights
Masatomo Yoshihara has been instrumental in advancing engine technologies through his work at prominent organizations. He has been affiliated with Toyota Motor Corporation and Denso Corporation, both of which are leaders in automotive innovation. His time at these companies has allowed him to refine his ideas and bring groundbreaking technologies to market.
Collaborations
Yoshihara has collaborated with talented individuals in the engineering field, including his coworkers Rihito Kaneko and Kenji Kasashima. Together, they have contributed to various projects that have pushed the boundaries of engine technology, further establishing Yoshihara’s reputation as a leading innovator.
Conclusion
Masatomo Yoshihara's contributions to engine technology through his numerous patents underscore his role as a pivotal figure in the automotive industry. His inventions not only enhance engine performance but also pave the way for future innovations in fuel efficiency and combustion processes. As the automotive industry continues to evolve, the impact of Yoshihara's work will undoubtedly be felt for years to come.