P

Inventor

LIANG CHENGDU

CN154 patents
⚠️ This page may combine multiple inventors who share the name “LIANG CHENGDU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD

26 patents
US11114716B1Sep 7, 2021

Secondary battery, battery pack and device using battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD17 citations85
US11769883B2Sep 26, 2023

Electrode plate and electrochemical device

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD6 citations74
US11695157B2Jul 4, 2023

Lithium-ion battery and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD4 citations74
US11949099B2Apr 2, 2024

Electrode active material and preparation method thereof, electrode, battery, and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations73
US11177479B2Nov 16, 2021

Current collector, electrode plate including the same and electrochemical device

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations73
US10763513B2Sep 1, 2020

Current collector, electrode plate including the same and battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations73
US10658673B2May 19, 2020

Battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations73
US11710822B2Jul 25, 2023

Composite graphite material, secondary battery, apparatus and preparation method thereof

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US11705556B2Jul 18, 2023

Positive electrode current collector and positive electrode plate, battery, battery module, battery pack, and apparatus containing such positive electrode current collector

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US11342547B2May 24, 2022

Positive electrode, method for preparing the same and electrochemical device

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US11316198B2Apr 26, 2022

Lithium-ion battery and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US11316197B2Apr 26, 2022

Lithium-ion battery and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US11271249B2Mar 8, 2022

Lithium-ion battery and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD4 citations72
US11177508B2Nov 16, 2021

Lithium-ion battery and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US11024870B2Jun 1, 2021

Secondary battery and electrode plate thereof

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US10938068B2Mar 2, 2021

Lithium-ion battery and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations72
US10910652B2Feb 2, 2021

Current collector, electrode plate including the same and electrochemical device

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations72
US10892473B2Jan 12, 2021

Positive electrode plate and electrochemical battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US10714757B2Jul 14, 2020

Current collector, electrode plate including the same and battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US11901555B2Feb 13, 2024

Battery module, battery pack, and electric apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations71
US10862170B2Dec 8, 2020

Electrolyte and battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations70
US11196046B2Dec 7, 2021

Positive active material, preparation process thereof, sodium ion battery and apparatus containing the same

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD4 citations69
US11476469B2Oct 18, 2022

Negative current collector, negative electrode plate, electrochemical device, and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations63
US12187614B2Jan 7, 2025

Composite graphite material and method for preparation thereof, secondary battery, and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US12132217B2Oct 29, 2024

Battery module, battery pack, apparatus, and method and device for manufacturing battery module

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US12113162B2Oct 8, 2024

Battery comprising first-type battery cell group and second-type battery cell group which are connected in series, apparatus, and method and device for manufacturing battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD

11 patents
US12119453B2Oct 15, 2024

Nonaqueous electrolyte, lithium-ion battery, battery module, battery pack, and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD2 citations72
US12401024B2Aug 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
US12308459B2May 20, 2025

Battery module, battery pack, power consumption apparatus, and manufacturing method and manufacturing device of battery module

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62
US12308439B2May 20, 2025

Battery

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
US12191482B2Jan 7, 2025

Electrode active material and preparation method thereof, electrode, battery, and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62
US12183922B2Dec 31, 2024

Lithium-ion battery and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62
US12166175B2Dec 10, 2024

Lithium-ion battery and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62
US12136700B2Nov 5, 2024

Lithium-ion battery and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62

UT BATTELLE LLC

10 patents

LIANG CHENGDU

2 patents

NAT TECH & ENG SOLUTIONS SANDIA LLC

1 patent

Showing the top 50 of 154 patents by PatentIndex Score.