Tamikazu Kimura

Title: **Innovator Tamikazu Kimura: Pioneering Air-Fuel Ratio Control Technologies**

Introduction

Tamikazu Kimura, an inventive mind based in Atsugi, Japan, has made significant contributions to the automotive industry through his five patents. His innovative work primarily focuses on enhancing the efficiency and reliability of internal combustion engines.

Latest Patents

Among Kimura's notable patents is an **air-fuel ratio control device and method**. This advanced device features an air-fuel ratio sensor that outputs a current value that changes linearly with oxygen concentration. It is integrated with feedback control mechanisms that adjust fuel injection amounts to maintain an optimal air-fuel ratio, thereby ensuring that exhaust emissions meet environmental standards. Furthermore, the device includes prohibitory means that restrict feedback control when the air-fuel ratio exceeds a predetermined rich value, allowing for controlled adjustments after reaching set thresholds.

Another remarkable patent is his **degradation diagnosis device and method for exhaust gas sensors**. This system conducts thorough diagnostics on downstream exhaust gas sensors by accumulating intake-air quantities and establishing a threshold for evaluation. By comparing the sensor performance against established norms during the diagnostic phase, it effectively identifies sensor degradation while accounting for external influences from gas flow velocities.

Career Highlights

Currently, Tamikazu Kimura works at Nissan Motor Company Limited, where he continues to contribute to innovative automotive engineering. His dedication to improving vehicle technology has earned him recognition in the field, reflected in the patented technologies he has developed.

Collaborations

Kimura collaborates with talented professionals such as Azusa Kobayashi and Noriko Yamanaka, enhancing the creative and technical synergy within his team at Nissan. Together, they strive to push the boundaries of automotive innovation and efficiency.

Conclusion

Tamikazu Kimura's inventive spirit and technical expertise pave the way for advancements in air-fuel ratio control technology. His patents not only signify personal achievements but also represent substantial steps toward more efficient and environmentally friendly automotive solutions. The continued efforts of innovative minds like Kimura are crucial for the evolution of the automotive industry.