IDiyas

For the Inventor, By the Inventor

Tokyo, Japan

Keitaro Otsuki

USPTO Granted Patents = 21 

Average Co-Inventor Count = 3.4

ph-index = 5

Forward Citations = 65(Granted Patents)


Company Filing History:

goldMedal21 out of 7,952 
 
Tdk Corporation
 patents

Years Active: 2012-2023

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21 patents (USPTO):Explore Patents
1. 11757098 - Negative electrode active material layer with controlled reflectance and lithium ion secondary battery (2023-09-12),
2. 11594730 - Electrode and lithium ion secondary battery (2023-02-28),
3. 11539047 - Positive electrode and lithium ion secondary battery (2022-12-27),
4. 10985371 - Negative electrode active material layer with controlled reflectance and lithium ion secondary battery (2021-04-20),
5. 10611639 - Active material, method for manufacturing active material, electrode, lithium ion secondary battery, and method for manufacturing lithium ion secondary battery (2020-04-07),
6. 10312523 - Lithium ion secondary battery (2019-06-04),
7. 10283773 - Active material, method of manufacturing active material, and lithium-ion secondary battery (2019-05-07),
8. 10230108 - Active material, method for manufacturing active material, electrode, and lithium ion secondary battery (2019-03-12),
9. 10062924 - Lithium-ion secondary battery with a negative electrode containing vanadium (2018-08-28),
10. 9601802 - Nonaqueous electrolyte for lithium-ion secondary battery containing vanadium and lithium-ion secondary battery containing same (2017-03-21),
11. 9564641 - Active material, electrode, lithium ion secondary battery, and method for manufacturing active material (2017-02-07),
12. 9263736 - Positive electrode material for lithium ion secondary battery, positive electrode for lithium ion secondary battery, and lithium ion secondary battery (2016-02-16),
13. 8993171 - Active material, electrode containing the active material, lithium secondary battery including the electrode, and method for making active material (2015-03-31),
14. 8936871 - Active material and positive electrode and lithium-ion second battery using same (2015-01-20),
15. 8932762 - Active material and positive electrode and lithium-ion second battery using same (2015-01-13),

Title: Keitaro Otsuki – Innovator in Lithium Ion Battery Technology

Introduction

Keitaro Otsuki is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of lithium ion battery technology. With a remarkable portfolio of 21 patents, he has been at the forefront of innovations aimed at enhancing the performance and efficiency of battery systems.

Latest Patents

Otsuki's latest patents showcase his expertise in developing advanced materials and designs for lithium ion batteries. One of his notable inventions is a negative electrode that features a current collector and a negative electrode active material layer. This layer is engineered to control reflectance levels, achieving a spectral reflectance Ra in the range of 7.0% to 10.8% at a wavelength of 550 nm. Additionally, he has developed an electrode that exhibits excellent cycle characteristics in high-temperature environments. This invention includes an active material layer that comprises lithium transition metal oxide, optimized to improve performance in demanding conditions.

Career Highlights

Keitaro Otsuki currently works with TDK Corporation, where he applies his innovative ideas to create advanced battery technologies. His extensive work in research and development has not only led to a substantial number of patents but has also positioned him as a key figure in the battery technology sector.

Collaborations

Throughout his career, Otsuki has collaborated with talented researchers and engineers, including his coworkers Atsushi Sano and Akiji Higuchi. Together, they contribute to the development of cutting-edge solutions in battery technology, reflecting an environment of cooperation and shared expertise.

Conclusion

Keitaro Otsuki's contributions to lithium ion battery technology underscore his role as a leading inventor in the field. With a strong focus on innovation, his patents are paving the way for more efficient and effective energy storage solutions. As technology evolves, Otsuki's work will undoubtedly continue to play a crucial role in advancing battery technology.

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