Location History:
- Hitachinaka, JP (2007 - 2014)
- Tokyo, JP (2019)
Company Filing History:
10 out of 42,496 
1 out of 326 
1 out of 1,112 Years Active: 2007-2019
Title: Norio Iwayasu: Innovator in Lithium Ion Battery Technology
Introduction
Norio Iwayasu is a prominent inventor based in Hitachinaka, Japan, known for his significant contributions to the field of lithium ion battery technology. With a total of 11 patents to his name, Iwayasu has been instrumental in advancing the performance and efficiency of lithium ion batteries.
Latest Patents
Iwayasu's latest patents include innovative developments such as a negative electrode material for lithium ion secondary batteries. This material is designed to enhance lithium ion conductivity and improve cycle characteristics. The negative electrode material comprises a negative electrode active material that includes silicon and/or a silicon compound, along with a specific polymer. This polymer features functional groups that contribute to its effectiveness. Additionally, he has developed an additive for the electrolytic solution used in lithium secondary batteries, which further optimizes battery performance.
Career Highlights
Throughout his career, Norio Iwayasu has worked with notable companies, including Hitachi, Ltd. and Nof Corporation. His work in these organizations has allowed him to focus on research and development in battery technology, leading to his numerous patents and innovations.
Collaborations
Iwayasu has collaborated with esteemed colleagues such as Takefumi Okumura and Shin Nishimura. These partnerships have fostered a collaborative environment that has contributed to the advancement of battery technology.
Conclusion
Norio Iwayasu's contributions to lithium ion battery technology have made a significant impact on the industry. His innovative patents and collaborations highlight his dedication to improving battery performance and efficiency.