Company Filing History:
Years Active: 2004
Title: Tsutomu Ooshima: Innovator in Sealed Battery Technology
Introduction
Tsutomu Ooshima is a notable inventor based in Utsunomiya, Japan. He has made significant contributions to battery technology, particularly in the development of sealed batteries. His innovative approach addresses common issues faced in battery design, enhancing their performance and reliability.
Latest Patents
Ooshima holds a patent for a sealed battery that effectively reduces swelling or expansion of the battery case during charging. This invention features a battery element of flat shape, which includes a positive electrode and a negative electrode laminated together with a separator. A unique aspect of this design is the recessed portion on the side surface of the battery case, which runs parallel to the flat surface of the battery element. This design innovation helps maintain the integrity of the battery during operation.
Career Highlights
Tsutomu Ooshima is associated with NEC Tokin Tochigi, Ltd., where he has been instrumental in advancing battery technology. His work has contributed to the development of more efficient and safer battery systems, which are crucial in various applications.
Conclusion
Tsutomu Ooshima's contributions to sealed battery technology exemplify the importance of innovation in the field of energy storage. His patented designs not only improve battery performance but also enhance safety, making a significant impact in the industry.
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.