Location History:
- Fuji, JP (2010)
- Amagasaki, JP (2009 - 2012)
- Hyogo, JP (2013)
- Ube, JP (2014)
- Osaka, JP (2017)
- Kisarazu, JP (2018 - 2020)
- Tokyo, JP (2015 - 2024)
Company Filing History:
22 out of 944 
8 out of 1,101 
8 out of 36,653 
Years Active: 2009-2024
Areas of Expertise:
Title: Nobuhiro Okada - Innovator in Lithium-Ion Technologies
Introduction
Nobuhiro Okada is a renowned inventor based in Tokyo, Japan, with an impressive portfolio of 42 patents to his name. His work primarily focuses on advancements in lithium-ion technologies, which play a crucial role in the development of energy storage solutions.
Latest Patents
Among his latest innovations are critical inventions such as a positive electrode coating liquid, a positive electrode precursor, and a non-aqueous lithium electric storage element. The positive electrode precursor includes a positive electrode active material layer characterized by specific mass proportions of various components: a carbon material (15-65 mass%), lithium transition metal oxide (5-35 mass%), and an alkali metal compound (10-50 mass%). This innovation ensures a peel strength of 0.02-3.00 N/cm, significantly enhancing battery performance. Additionally, his patent for a lithium-ion secondary cell includes details on the structure of the positive and negative electrodes, highlighting the composition of both the active materials and the non-aqueous electrolyte.
Career Highlights
Nobuhiro Okada has made significant contributions to various organizations. He worked with Asahi Kasei Corporation and Nippon Steel & Sumitomo Metal Corporation, where he honed his skills and furthered his expertise in the field of energy storage technologies. These experiences have enabled him to lead and drive innovation in lithium-ion battery advancements.
Collaborations
Throughout his career, Okada collaborated with notable professionals such as Kazuteru Umetsu and Kazuhiko Kusunoki. Their combined expertise has led to groundbreaking advancements in battery technologies, contributing to the overall progress in the industry.
Conclusion
Nobuhiro Okada’s contributions to lithium-ion technologies are significant and impactful. His innovative patents and collaborations reflect a commitment to advancing energy storage solutions. As the demand for efficient and reliable energy systems continues to grow, the work of inventors like Okada remains pivotal in shaping the future of technology.