Inventor
WEN YAN
US24 patents
⚠️ This page may combine multiple inventors who share the name “WEN YAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
12 patentsUS11710822B2Jul 25, 2023
Composite graphite material, secondary battery, apparatus and preparation method thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US12187614B2Jan 7, 2025
Composite graphite material and method for preparation thereof, secondary battery, and apparatus
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11996548B2May 28, 2024
Negative active material, preparation method thereof, secondary battery and related battery module, battery pack and device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11855289B2Dec 26, 2023
Negative electrode active material, process for preparing the same, and battery, battery module, battery pack and apparatus related to the same
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11695112B2Jul 4, 2023
Negative electrode active material, process for preparing the same, and secondary battery, battery module, battery pack and apparatus related to the same
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11522181B2Dec 6, 2022
Silicon-oxygen compound, secondary battery using it, and related battery module, battery pack and device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11476457B2Oct 18, 2022
Negative active material, method for preparing the same, and related secondary battery, battery module, battery pack and apparatus
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11420875B2Aug 23, 2022
Negative active material, preparation method thereof, and related secondary battery, battery module, battery pack and apparatus
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US12100834B2Sep 24, 2024
Positive electrode active material, method for preparation thereof, positive electrode plate, secondary battery and electrical device containing the same
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations59
US11973215B2Apr 30, 2024
Negative active material, preparation method thereof, secondary battery and related battery module, battery pack and device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations51
US11316158B2Apr 26, 2022
Secondary battery, and related battery module, battery pack and apparatus
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations51
US11916229B2Feb 27, 2024
Positive electrode active material and preparation method therefor, positive electrode plate containing same, secondary battery, and power consuming device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations49
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD
6 patentsUS12401024B2Aug 26, 2025
Negative electrode active material, negative electrode plate and battery
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62
US12381211B2Aug 5, 2025
Silicon-oxygen compound, secondary battery using it, and related battery module, battery pack and device
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62
US12365594B2Jul 22, 2025
Silicon-oxygen compound, method for preparation thereof, and related secondary battery, battery module, battery pack and apparatus
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62
US12224434B2Feb 11, 2025
Silicon-oxygen compound, preparation method thereof, and related battery module, battery pack and device
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62
US12394782B2Aug 19, 2025
Silicon carbon negative electrode material, negative electrode sheet, secondary battery, battery module, battery pack and power consumption apparatus
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations49
US12230791B2Feb 18, 2025
Positive electrode active material, method for the preparation thereof, positive electrode plate, secondary battery and electrical device containing the same
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations49