Tomohiko Tatara

Title: Innovations by Tomohiko Tatara

Introduction

Tomohiko Tatara is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of internal combustion engines, particularly in enhancing their efficiency and performance. His innovative approach has led to the development of a unique patent that addresses common issues faced during engine start-up.

Latest Patents

Tatara holds a patent for a "Start-up control for internal combustion engine." This invention alters the effective compression ratio from a lower ratio during start-up operations to a higher ratio for normal operations. The transition occurs when the engine rotation speed exceeds a specific resonance rotation speed during cranking. A controller determines if the engine has reached a combustion possible state based on various operating parameters. If the engine is not ready for combustion, the controller inhibits fuel supply, preventing combustion defects such as misfires.

Career Highlights

Tomohiko Tatara is currently employed at Nissan Motor Company Limited, where he continues to innovate and improve engine technologies. His work has been instrumental in advancing the performance of internal combustion engines, making them more reliable and efficient.

Collaborations

Tatara has collaborated with esteemed colleagues, including Toshikazu Shiino and Hiroyuki Suzuki. Their combined expertise has contributed to the successful development of innovative solutions in the automotive industry.

Conclusion

Tomohiko Tatara's contributions to the field of internal combustion engines exemplify the importance of innovation in automotive technology. His patent not only enhances engine performance but also addresses critical issues related to start-up operations. His work at Nissan Motor Company Limited continues to influence the future of engine design and efficiency.