Company Filing History:
Years Active: 2010-2014
Title: Yuki Okuda: Innovator in Battery Technologies
Introduction
Yuki Okuda is a talented inventor based in Hitachi, Japan, who has made significant contributions to the field of battery technologies. With three patents to her name, Okuda's innovations focus on enhancing battery performance, particularly in terms of safety and longevity.
Latest Patents
One of Yuki Okuda's latest patents is an overcharge inhibitor designed to increase the internal resistance of a battery. This invention prevents overcharging by being electropolymerized through a reaction with a positive electrode at high potentials. The inhibitor comprises a polymer that contains a polymerizable monomer as a repeating unit, with the monomer having a functional group that can be electropolymerized at a potential range of 4.3 to 5.5 V based on a lithium metal reference.
Another key patent involves a nonaqueous electrolyte solution and a secondary battery utilizing this solution. This innovation pertains to lithium-ion rechargeable batteries that exhibit less swelling during storage at elevated temperatures. The patent outlines a cathode active material that features particles capable of intercalating and deintercalating lithium ions, featuring a protective film on their surfaces. This film includes compounds such as lithium squarate and dilithium squarate, with a focus on creating a prismatic battery design.
Career Highlights
Yuki Okuda has worked at several prominent companies, including Hitachi, Ltd. and Hitachi Maxell, Limited. Her tenure at these organizations has allowed her to hone her skills and innovate within the battery industry.
Collaborations
Throughout her career, Okuda has collaborated with esteemed colleagues such as Norio Iwayasu and Hidetoshi Honbou. These collaborations have likely played a crucial role in her success as an inventor.
Conclusion
Yuki Okuda is a pioneering inventor whose work in battery technology demonstrates a commitment to innovation and safety. With her patents addressing critical aspects of battery performance, she continues to influence developments in this vital field. As the world moves toward more sustainable energy solutions, inventors like Okuda will be at the forefront of driving progress.