Tomoaki Ozeki

Tomoaki Ozeki is a prominent inventor based in Niihama, Japan. He has made significant contributions to the field of battery technology, particularly in the development of nonaqueous electrolyte secondary batteries. With a total of 4 patents to his name, Ozeki's work has been instrumental in advancing energy storage solutions.

Latest Patents

Ozeki's latest patents include innovative designs for battery separators. One notable patent is for a nonaqueous electrolyte secondary battery separator and method of producing the same. This invention addresses the issue of thickness unevenness caused by wrinkles, enhancing the performance of the battery separator. The separator includes a polyolefin porous film, which demonstrates minimal elongation percentage difference when immersed in propylene carbonate, ensuring reliability in battery applications. Another significant patent involves a long porous separator sheet designed to be less likely to tear during processing, which is crucial for manufacturing efficiency.

Career Highlights

Ozeki is currently employed at Sumitomo Chemical Company, Limited, where he continues to innovate in the field of battery technology. His work has not only contributed to the company's portfolio but has also positioned him as a key figure in the industry.

Collaborations

Throughout his career, Ozeki has collaborated with notable colleagues, including Takahiro Okugawa and Yutaka Suzuki. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Tomoaki Ozeki's contributions to battery technology through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence advancements in energy storage solutions, making a significant impact on the industry.