Location History:
- Sendai, JP (2013)
- Kanagawa, JP (2016)
- Sagamihara, JP (2013 - 2017)
Company Filing History:
Years Active: 2013-2017
Title: Innovator Spotlight: Yoko Hashizume
Introduction
Yoko Hashizume is a prominent inventor residing in Sagamihara, Japan. With a remarkable portfolio of five patents, Hashizume has significantly contributed to advancements in battery technology, particularly in the realm of lithium-ion batteries.
Latest Patents
Among his latest innovations are two important patents: a nonaqueous electrolyte solution and a lithium-ion secondary battery incorporating this solution. The nonaqueous electrolyte solution is designed to provide prolonged flame retardancy and excellent capacity maintenance. It consists of a lithium salt, along with unique oxo-acid ester derivatives of phosphorus and disulfonate esters. On the other hand, his lithium-ion battery is noteworthy for maintaining long-lasting flame retardancy, high energy density, and enhanced charge/discharge cycle characteristics. This battery features an electrolyte that includes both an ionic liquid and a lithium salt and incorporates a surface-treated carbon material for the negative electrode.
Career Highlights
Hashizume is currently affiliated with NEC Energy Devices, Ltd., a company known for its innovation in energy solutions. His work has had a substantial impact on the development of safer and more efficient batteries that meet the growing demands of modern technology.
Collaborations
Throughout his career, Yoko has collaborated with notable colleagues, including Shinako Kaneko and Hitoshi Ishikawa. These partnerships have allowed him to enhance his research efforts and share valuable insights within the field of energy devices.
Conclusion
Yoko Hashizume exemplifies the spirit of innovation through his contributions to battery technology. His dedication to creating safer, more efficient energy solutions not only reflects his expertise as an inventor but also underscores the importance of collaboration in achieving significant advancements. As the demand for sustainable energy technologies continues to grow, Hashizume's work will undoubtedly play a pivotal role in shaping the future of energy storage.
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.