IDiyas

For the Inventor, By the Inventor

Yokohama, Japan

Keiko Matsubara

USPTO Granted Patents = 14

Average Co-Inventor Count = 3.6

ph-index = 7

Forward Citations = 248(Granted Patents)


Company Filing History:

goldMedal14 out of 7,636 
 
Samsung Sdi Co., Inc.
 patents

Years Active: 2003-2011

Loading Chart...
14 patents (USPTO):Explore Patents
1. 8048568 - Negative active material for rechargeable lithium battery and rechargeable lithium battery (2011-11-01),
2. 7851086 - Electrode material for a lithium secondary battery, lithium secondary battery, and preparation method for the electrode material for a lithium secondary battery (2010-12-14),
3. 7658871 - Method of preparing a negative active material for rechargeable lithium battery (2010-02-09),
4. 7479351 - Electrode material for a lithium secondary battery, lithium secondary battery, and preparation method for the electrode material for a lithium secondary battery (2009-01-20),
5. 7326497 - Graphite-containing composition, negative electrode for a lithium secondary battery, and lithium secondary battery (2008-02-05),
6. 7223498 - Electrode for a lithium secondary battery and a lithium secondary battery comprising the same (2007-05-29),
7. 6869730 - Electrode material, method for preparing same, electrode, and battery comprising same (2005-03-22),
8. 6855459 - Electrode for rechargeable lithium battery, method of preparing same and rechargeable lithium battery having the same (2005-02-15),
9. 6797434 - NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY, RECHARGEABLE LITHIUM BATTERY AND METHOD OF PREPARING NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM SECONDARY BATTERY (2004-09-28),
10. 6767669 - Negative electrode for lithium rechargeable batteries and lithium rechargeable batteries (2004-07-27),
11. 6733922 - Carbonaceous material and lithium secondary batteries comprising same (2004-05-11),
12. 6733546 - Method of preparing an anode material for lithium secondary battery (2004-05-11),
13. 6641955 - Anode material for lithium secondary battery, an electrode for lithium secondary battery and a lithium secondary battery (2003-11-04),
14. 6589696 - Negative active material for rechargeable lithium battery and method of preparing same (2003-07-08),

Title: Keiko Matsubara: Innovator in Lithium Battery Technology

Introduction

Keiko Matsubara is a prominent inventor based in Yokohama, Japan. She has made significant contributions to the field of rechargeable lithium batteries, holding a total of 14 patents. Her work focuses on enhancing the performance and efficiency of lithium battery technology.

Latest Patents

Matsubara's latest patents include a negative active material for rechargeable lithium batteries. This innovative material consists of ultra-fine particles that can alloy with lithium, with diameters ranging from 1 nm to 200 nm. The material exhibits a Raman shift of 480 cm to 520 cm, measured by Raman Spectroscopy, and a full width at half-maximum of 10 cm to 30 cm. Another notable patent involves an electrode material for lithium secondary batteries, which includes silicon as a principal component. The interplanar spacing of the Si (111) surface is between 3.15 Å and 3.20 Å, achieved through a specific alloying process.

Career Highlights

Matsubara is currently employed at Samsung SDI Co., Inc., where she continues to push the boundaries of battery technology. Her research and development efforts have positioned her as a key player in the advancement of energy storage solutions.

Collaborations

Throughout her career, Matsubara has collaborated with notable colleagues, including Toshiaki Tsuno and Sang-Young Yoon. These partnerships have fostered innovation and contributed to the success of her projects.

Conclusion

Keiko Matsubara's work in lithium battery technology exemplifies her commitment to innovation and excellence. Her patents and collaborations reflect her significant impact on the industry, paving the way for future advancements in energy storage.

This text is generated by artificial intelligence and may not be accurate.
Please report any incorrect information to support@idiyas.com
Loading…