Patents by Inventor Murukanahally Kempaiah DEVARAJU

Murukanahally Kempaiah DEVARAJU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Cathode active material particles, lithium ion battery prepared by using the cathode active material particles, and method of preparing the cathode active material particles
    Patent number: 10193152
    Abstract: A lithium ion secondary battery including: a cathode including a plurality cathode active material particles; an electrolyte; and an anode, wherein a cathode active material particle of the plurality of cathode active material particles has a plate-shaped crystal structure having an aspect ratio of 2 to 1000, wherein a major surface in at least one direction of the plate-shaped crystal structure is a 111 face, wherein the cathode active material particle also has a spinel-type crystal structure, and wherein the cathode active material particle has a composition represented by the formula LiCo2-xNixO4, wherein 0<x<2.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: January 29, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., TOHOKU TECHNO ARCH CO., LTD.
    Inventors: Itaru Honma, Murukanahally Kempaiah Devaraju, Yuichi Aihara, Seitaro Ito
  • CATHODE ACTIVE MATERIAL PARTICLES, LITHIUM ION BATTERY PREPARED BY USING THE CATHODE ACTIVE MATERIAL PARTICLES, AND METHOD OF PREPARING THE CATHODE ACTIVE MATERIAL PARTICLES
    Publication number: 20170069912
    Abstract: A lithium ion secondary battery including: a cathode including a plurality cathode active material particles; an electrolyte; and an anode, wherein a cathode active material particle of the plurality of cathode active material particles has a plate-shaped crystal structure having an aspect ratio of 2 to 1000, wherein a major surface in at least one direction of the plate-shaped crystal structure is a 111 face, wherein the cathode active material particle also has a spinel-type crystal structure, and wherein the cathode active material particle has a composition represented by the formula LiCo2-xNixO4, wherein 0<x<2.
    Type: Application
    Filed: September 9, 2016
    Publication date: March 9, 2017
    Inventors: Itaru HONMA, Murukanahally Kempaiah DEVARAJU, Yuichi AIHARA, Seitaro ITO