Company Filing History:
Years Active: 2016-2018
Title: Isao Otsu: Innovator in Evaporated Fuel Processing Technology
Introduction
Isao Otsu is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of evaporated fuel processing technology. With a total of 2 patents, Otsu's work focuses on improving the efficiency and reliability of fuel systems in internal combustion engines.
Latest Patents
Otsu's latest patents include innovative devices and methods for diagnosing evaporated fuel processing devices. The first patent describes an evaporated fuel processing apparatus that features a blocking valve. This valve selectively allows communication between a canister and a fuel tank, adsorbing evaporated fuel during fuel filling. The system performs a purge operation by introducing purge gas into the intake air line of an internal combustion engine while the engine is operating. A diagnostic apparatus is included to determine if the blocking valve is functioning correctly by sensing evaporated fuel flow during the purge operation.
The second patent also focuses on an evaporated fuel processing apparatus. It includes a valve between a canister and a fuel tank, which adsorbs evaporated fuel during fuel filling. The system processes the evaporated fuel while the internal combustion engine is running. A diagnostic apparatus is integrated, featuring a pump for pressurizing the system and a pressure sensor to detect internal pressure changes. This diagnostic tool assesses the presence of leaks based on pressure variations, ensuring the fuel tank remains in a pressurized state after diagnosis.
Career Highlights
Isao Otsu is currently employed at Nissan Motor Company Limited, where he continues to develop innovative solutions for fuel processing technologies. His work has contributed to advancements in automotive engineering and environmental sustainability.
Collaborations
Otsu collaborates with Shinsuke Takakura, a fellow innovator in the field. Their partnership enhances the development of cutting-edge technologies in evaporated fuel processing.
Conclusion
Isao Otsu's contributions to evaporated fuel processing technology demonstrate his commitment to innovation in the automotive industry. His patents reflect a deep understanding of fuel systems and a dedication to improving engine performance and environmental impact.