Location History:
- Aichi, JP (1994 - 2003)
- Toyota, JP (1995 - 2018)
Company Filing History:
14 out of 36,499 
4 out of 1,138 
2 out of 19,697 
Years Active: 1994-2024
Title: Kazuo Tojima: Innovator in Electric Power Storage Technology
Introduction
Kazuo Tojima is a prominent inventor based in Toyota, Japan, known for his significant contributions to electric power storage technology. With a total of 17 patents to his name, Tojima has made remarkable advancements in methods for evaluating and manufacturing electric power storage devices.
Latest Patents
Tojima's latest patents include a method for evaluating electric power storage devices and a method for manufacturing these devices. The evaluation method involves causing a short circuit by inserting an electrically conductive probe into a stacked portion of electrode layers. This process measures the penetration depth of the probe after the short circuit occurs, allowing for the evaluation of the number of electrode layers involved in the short circuit based on this depth. The penetration depth is identified by measuring the length of an adhesion portion on the probe's surface, which adheres to the constituent material of the stacked portion. Additionally, he has developed an assembled battery reusing system that determines whether a retrieved assembled battery is a rebuild candidate and assesses the amount of rebuilding-usable single cells within it.
Career Highlights
Kazuo Tojima has had a distinguished career, primarily working with Toyota Motor Corporation and its research division, Toyota Central R&D Labs. His work has focused on enhancing the efficiency and sustainability of electric power storage systems, which are crucial for the advancement of electric vehicles and renewable energy solutions.
Collaborations
Tojima has collaborated with notable colleagues, including Yoshiaki Kikuchi and Toshiyuki Sekimori, contributing to various innovative projects within the automotive and energy sectors.
Conclusion
Kazuo Tojima's innovative work in electric power storage technology has positioned him as a key figure in the field. His patents reflect a commitment to advancing technology that supports sustainable energy solutions.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.