Location History:
- Nagakuta, JP (2021)
- Nagakute, JP (2021 - 2024)
Company Filing History:
Years Active: 2021-2024
Title: Kazuo Ootsuka: Innovator in Power Supply Devices
Introduction: Kazuo Ootsuka, hailing from Nagakute, Japan, is a prolific inventor with a remarkable portfolio of 19 patents to his name. His contributions to the field of power supply devices have facilitated advancements in technology, particularly in automotive applications.
Latest Patents: Among his latest inventions, Ootsuka has developed a sophisticated power supply device that features a first high-voltage line for external electric power exchange and a second high-voltage line to facilitate current flow in an opposite direction. This system incorporates a plurality of batteries along with several switching units (SUs) that manage the connection states of the batteries with the first high-voltage line. Notably, the SUs can toggle between connecting and disconnecting the batteries based on the voltage of the electric power during charging and discharging processes.
Another significant innovation by Ootsuka is a power supply device consisting of multiple battery modules, which are connected in series based on a gate driving signal received from a controller. This design includes a delay mechanism in the gate driving signal processing circuit within each battery module, ensuring that the signal is effectively transmitted from upstream to downstream in the series connection. The control signal is superimposed onto the gate driving signal to regulate the performance of the battery modules.
Career Highlights: Ootsuka's career is marked by his current role at Toyota Motor Corporation, where he applies his expertise in developing pioneering technologies that enhance the efficiency and capabilities of electric power systems in vehicles.
Collaborations: Throughout his career, Kazuo Ootsuka has collaborated with esteemed colleagues, including Junta Izumi and Shuji Tomura, contributing to a dynamic environment of innovation and advancing shared goals in automotive technology.
Conclusion: With a total of 19 patents and numerous impactful designs, Kazuo Ootsuka continues to be an influential figure in the field of power supply devices. His commitment to innovation and collaboration at Toyota Motor Corporation paves the way for future advancements in automotive technologies.