Hirotaka Sakakibara

Title: Innovations by Hirotaka Sakakibara

Introduction

Hirotaka Sakakibara is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of exhaust gas sensors, with a focus on improving the efficiency and effectiveness of internal combustion engines. His work is particularly relevant in the context of environmental sustainability and automotive technology.

Latest Patents

Hirotaka Sakakibara holds two patents related to exhaust gas sensors. The first patent describes an exhaust gas sensor designed to detect oxygen concentration or air-fuel ratio in exhaust gas. This sensor includes a sensor element and a manganese reaction layer, which is formed on part of the sensor element's surface. The manganese reaction layer is made from a substance that can generate a complex oxide with manganese through a reaction with manganese oxide present in the exhaust gas. This sensor is specifically configured for internal combustion engines that utilize fuel with a manganese concentration exceeding 20 ppm.

The second patent also pertains to an exhaust gas sensor, which is configured to detect oxygen concentration or air-fuel ratio in exhaust gas. This sensor includes a sensor element and a glass coating film. The glass coating film is applied to part of the sensor element's surface and is capable of absorbing manganese components from the exhaust gas at temperatures of 700°C. Similar to the first patent, this sensor is designed for internal combustion engines using fuel with a manganese concentration above 20 ppm.

Career Highlights

Hirotaka Sakakibara has dedicated his career to advancing automotive technology through innovative sensor designs. His work at Toyota Jidosha Kabushiki Kaisha has positioned him as a key figure in the development of environmentally friendly automotive solutions. His patents reflect a commitment to enhancing engine performance while addressing environmental concerns.

Collaborations

Hirotaka has collaborated with notable colleagues such as Tomohiro Miwa and Sumio Kamiya. Their combined expertise has contributed to the successful development of advanced sensor technologies.

Conclusion

Hirotaka Sakakibara's contributions to the field of exhaust gas sensors demonstrate his innovative spirit and commitment to improving automotive technology. His patents are a testament to his expertise and dedication to creating solutions that benefit both the automotive industry and the environment.