P

Inventor

GUO PEIPEI

CN20 patents
⚠️ This page may combine multiple inventors who share the name “GUO PEIPEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NINGDE AMPEREX TECHNOLOGY LTD

18 patents
US11329352B2May 10, 2022

Secondary battery cell and winding formation system thereof

NINGDE AMPEREX TECHNOLOGY LTD3 citations72
US12009483B2Jun 11, 2024

Secondary battery cell and winding formation system thereof

NINGDE AMPEREX TECHNOLOGY LTD0 citations62
US11101518B2Aug 24, 2021

Multilayer sheet and battery

NINGDE AMPEREX TECHNOLOGY LTD0 citations61
US12294119B2May 6, 2025

Battery and power consuming device having the same

NINGDE AMPEREX TECHNOLOGY LTD0 citations60
US11901590B2Feb 13, 2024

Battery and power consuming device having the same

NINGDE AMPEREX TECHNOLOGY LTD0 citations60
US11069935B2Jul 20, 2021

Cell and battery

NINGDE AMPEREX TECHNOLOGY LTD0 citations59
US11211652B2Dec 28, 2021

Protective device for cell

NINGDE AMPEREX TECHNOLOGY LTD0 citations57
US11721865B2Aug 8, 2023

Battery

NINGDE AMPEREX TECHNOLOGY LTD0 citations52
US11658344B2May 23, 2023

Wound-type electrode assembly

NINGDE AMPEREX TECHNOLOGY LTD0 citations52
US12166216B2Dec 10, 2024

Battery and electric device containing same

NINGDE AMPEREX TECHNOLOGY LTD0 citations51
US11024868B2Jun 1, 2021

Secondary battery cell

NINGDE AMPEREX TECHNOLOGY LTD0 citations51
US10693113B2Jun 23, 2020

Battery electrode and secondary battery using the same

NINGDE AMPEREX TECHNOLOGY LTD0 citations51
US11145868B2Oct 12, 2021

Electrode piece, cell and energy storage device

NINGDE AMPEREX TECHNOLOGY LTD0 citations50
US11011789B2May 18, 2021

Package sealing structure, preparation method thereof and flexible packaging battery

NINGDE AMPEREX TECHNOLOGY LTD0 citations50
US11189884B2Nov 30, 2021

Cell and battery

NINGDE AMPEREX TECHNOLOGY LTD0 citations49
US12183954B2Dec 31, 2024

Battery and electric device containing same

NINGDE AMPEREX TECHNOLOGY LTD0 citations48
US12027722B2Jul 2, 2024

Housing, battery, and electronic apparatus

NINGDE AMPEREX TECHNOLOGY LTD0 citations47
US11996570B2May 28, 2024

Battery casing assembly and battery having the same

NINGDE AMPEREX TECHNOLOGY LTD0 citations47

DONGGUAN AMPEREX TECH LTD

1 patent

SHENZHEN CHIWU TECH LTD

1 patent