Company Filing History:
Years Active: 2015-2021
Title: Kenichi Sejima: Innovator in Energy Storage Technology
Introduction
Kenichi Sejima is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of energy storage technology, holding a total of 10 patents. His work focuses on devices and methods that enhance the efficiency and reliability of electric storage systems.
Latest Patents
Sejima's latest patents include an open circuit voltage estimation device, a condition estimation device, and a method of estimating open circuit voltage. The open circuit voltage estimation device is designed to estimate the open circuit voltage of an electric storage device. It features a voltage measurement portion that measures terminal voltages and a controller that manages the measurement process. The controller stores terminal voltages in relation to the elapsed time since charge or discharge completion, calculates voltage variation per unit time, and estimates the open circuit voltage based on these measurements.
Additionally, his estimation device for energy storage devices calculates the actual capacity or total reduction amount of the actual capacity. This device utilizes a processor to analyze approximation data, where the capacity change curve is represented by multiple straight lines.
Career Highlights
Kenichi Sejima is currently associated with GS Yuasa International Ltd., a company known for its advancements in battery technology. His innovative work has positioned him as a key figure in the development of energy storage solutions.
Collaborations
Sejima has collaborated with notable colleagues, including Masashi Nakamura and Takeyuki Shiraishi. Their combined expertise has contributed to the success of various projects within the energy storage sector.
Conclusion
Kenichi Sejima's contributions to energy storage technology through his patents and collaborations highlight his role as a leading inventor in this field. His innovative devices and methods continue to influence the efficiency of electric storage systems.