Katsuyuki Tanaka

Title: Innovations of Katsuyuki Tanaka

Introduction

Katsuyuki Tanaka is a notable inventor based in Suita, Japan. He has made significant contributions to the field of exhaust gas sensors, holding a total of three patents. His work focuses on enhancing the efficiency and effectiveness of gas sensing technologies.

Latest Patents

One of his latest patents involves an exhaust gas sensor that utilizes a metal oxide semiconductor. This semiconductor contains elements such as Sn, Fe, Ni, Co, and Pt electrodes with ZrO.sub.2 deposited in the grain boundary. The sensor is manufactured by mixing compounds like BaCO.sub.3, SrCO.sub.3, or CaCO.sub.3 with SnO.sub.2 in equimolar ratios and reacting them in air at 1200°C for four hours. The resulting compounds are pulverized, and Pt electrodes with ZrO.sub.2 are embedded, forming sensor chips. These chips are then molded and baked to create a functional exhaust gas sensor. Another patent focuses on a combustion gas sensor that responds to changes in ambient atmospheres, utilizing SnO.sub.2 crystals with specific characteristics.

Career Highlights

Throughout his career, Katsuyuki Tanaka has worked with prominent companies such as Figaro Engineering Inc. and Mazda Motor Corporation. His experience in these organizations has contributed to his expertise in sensor technology and innovation.

Collaborations

He has collaborated with notable coworkers, including Nobuaki Murakami and Kousuke Ihokura. Their joint efforts have further advanced the development of gas sensing technologies.

Conclusion

Katsuyuki Tanaka's contributions to the field of exhaust gas sensors demonstrate his innovative spirit and dedication to improving environmental monitoring technologies. His patents reflect a commitment to advancing sensor technology for a cleaner future.