This inventor holds 2 USPTO granted patents. Top assignee: Toyota Jidosha Kabushiki Kaisha. Active years: 2021-2022.
Company Filing History:
Years Active: 2021-2022
Title: Ryota Kawaguchi: Innovator in Electric Power and Fuel Cell Systems
Introduction
Ryota Kawaguchi is a prominent inventor based in Toyota, Japan. He has made significant contributions to the fields of electric power systems and fuel cell technology. With a total of 2 patents, his work is paving the way for advancements in vehicle energy systems.
Latest Patents
Kawaguchi's latest patents include an innovative electric power system and a control method for it. This electric power system features a secondary battery that supplies power to a drive motor, which generates the driving force for a vehicle. The system also includes an auxiliary smoothing capacitor, a secondary battery relay, and a control unit that manages the operation of these components. At vehicle startup, the control unit precharges the secondary battery smoothing capacitor and the auxiliary smoothing capacitor, ensuring efficient energy management.
Another notable patent is his fuel cell system and its control method. This system consists of multiple subsystems, each equipped with a fuel cell stack, temperature sensors, and control units. The control unit in the subsystem with the lowest temperature among the fuel cell stacks manages scavenging control, determining when to perform scavenging and issuing commands to all subsystems accordingly.
Career Highlights
Kawaguchi is currently employed at Toyota Jidosha Kabushiki Kaisha, where he continues to innovate in the automotive sector. His work focuses on enhancing the efficiency and performance of electric and fuel cell systems, contributing to the future of sustainable transportation.
Collaborations
He collaborates with talented coworkers such as Tomohiro Ogawa and Kenji Umayahara, who share his vision for advancing automotive technology. Together, they work on projects that aim to improve energy systems in vehicles.
Conclusion
Ryota Kawaguchi is a key figure in the development of electric power and fuel cell systems. His patents reflect his commitment to innovation and sustainability in the automotive industry. His contributions are essential for the future of energy-efficient vehicles.