Umamaheswari Viswanathan

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Troy, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Propylene carbonate-based electrolyte with extended long cycle life
- Patent number 11,646,450
- Issue date May 9, 2023
- GM Global Technology Operations LLC
- Li Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Over-lithiated cathode material
- Patent number 11,637,285
- Issue date Apr 25, 2023
- GM Global Technology Operations LLC
- Mary E. Fortier
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTROLYTE FOR LITHIUM METAL BATTERIES
- Publication number 20220399574
- Publication date Dec 15, 2022
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Umamaheswari Viswanathan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROPYLENE CARBONATE-BASED ELECTROLYTE WITH EXTENDED LONG CYCLE LIFE
- Publication number 20220140396
- Publication date May 5, 2022
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Li YANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OVER-LITHIATED CATHODE MATERIAL
- Publication number 20220109151
- Publication date Apr 7, 2022
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Mary E. FORTIER
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROLYTE SYSTEMS FOR LITHIUM-CLASS BATTERIES OF ELECTRIC-DRIVE V...
- Publication number 20210408605
- Publication date Dec 30, 2021
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Li Yang
- B60 - VEHICLES IN GENERAL