Inventor

GUO ZHIJUN

CN66 patents

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

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD

24 patents

US11114716B1Sep 7, 2021

Secondary battery, battery pack and device using battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD17 citations85

US11581615B2Feb 14, 2023

Connection member and rechargeable battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations73

US10826047B2Nov 3, 2020

Rechargeable battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD5 citations73

US10818882B2Oct 27, 2020

Secondary battery and battery module

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations73

US10644300B2May 5, 2020

Power battery top cap structure and power battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations73

US12062798B2Aug 13, 2024

Power battery and battery module

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations63

US11489221B2Nov 1, 2022

Power battery and battery module

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations63

US11088398B2Aug 10, 2021

Secondary battery and battery module

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations63

US10673032B2Jun 2, 2020

Power battery top cap structure, power battery and battery module

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations63

US11929521B2Mar 12, 2024

Rechargeable battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62

US11824285B2Nov 21, 2023

Connection member and rechargeable battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62

US11824286B2Nov 21, 2023

Connection member and rechargeable battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62

US11811155B2Nov 7, 2023

Connection member and rechargeable battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62

US11742526B2Aug 29, 2023

Rechargeable battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62

US11581610B2Feb 14, 2023

Battery box, battery cell, battery, and method and apparatus for preparing battery box

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62

US11489236B2Nov 1, 2022

Rechargeable battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62

US11196115B2Dec 7, 2021

Cap plate and secondary battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62

US11121436B2Sep 14, 2021

Secondary battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62

US11050128B2Jun 29, 2021

Secondary battery and method of manufacturing the secondary battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62

US11831028B2Nov 28, 2023

Secondary battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations52

US11811017B2Nov 7, 2023

Battery unit and battery module

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations52

US11482748B2Oct 25, 2022

Battery cap assembly and secondary battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations52

US11417935B2Aug 16, 2022

Component for collecting current and battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations52

US10586971B2Mar 10, 2020

Secondary battery

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations52

GOPRO INC

14 patents

USD949222SApr 19, 2022

Camera housing

GOPRO INC43 citations98

USD947920SApr 5, 2022

Camera housing

GOPRO INC40 citations98

USD963726SSep 13, 2022

Camera housing

GOPRO INC32 citations95

USD980301SMar 7, 2023

Camera housing

GOPRO INC16 citations94

USD954781SJun 14, 2022

Camera housing

GOPRO INC12 citations94

USD953404SMay 31, 2022

Camera housing

GOPRO INC12 citations94

USD951321SMay 10, 2022

Camera housing

GOPRO INC17 citations94

USD1030846SJun 11, 2024

Camera housing

GOPRO INC5 citations86

USD1018636SMar 19, 2024

Camera housing

GOPRO INC3 citations86

USD1004677SNov 14, 2023

Camera housing

GOPRO INC4 citations86

USD1025173SApr 30, 2024

Microphone cover of a camera housing

GOPRO INC3 citations75

USD1015404SFeb 20, 2024

Rear door

GOPRO INC1 citations73

USD1081773SJul 1, 2025

Camera mount

GOPRO INC0 citations63

USD1078826SJun 10, 2025

Rear door

GOPRO INC0 citations63

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD

7 patents

US12494526B2Dec 9, 2025

Battery cell, battery, electric apparatus, and manufacturing method and device for battery cell

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62

US12537250B2Jan 27, 2026

Battery cell, method and system for manufacture same, battery, and power consuming device

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations52

US12463274B2Nov 4, 2025

Battery cell, method and system for manufacturing same, battery, and electrical device

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations52

US12438219B2Oct 7, 2025

Battery cell including end cap with protruding structure connecting to tab, method and system for manufacturing same, battery, and electrical device

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations52

US12300846B2May 13, 2025

Pressure relief mechanism, battery box, battery cell, battery, preparation method and apparatus

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations52

US12160007B2Dec 3, 2024

Battery cell, battery, power consumption apparatus, and manufacturing method and device of battery cell

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations52

US12592461B2Mar 31, 2026

End cover assembly, battery cell, battery, and electrical apparatus

CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations51

NINGDE AMPEREX TECHNOLOGY LTD

1 patent

US9806307B2Oct 31, 2017

Battery module

NINGDE AMPEREX TECHNOLOGY LTD9 citations84

BOSCH GMBH ROBERT

1 patent

US9681243B2Jun 13, 2017

In-plane overtravel stops for MEMS microphone

BOSCH GMBH ROBERT13 citations83

PIAZZA GIANLUCA

1 patent

US8552621B2Oct 8, 2013

Systems and methods for operating piezoelectric switches

PIAZZA GIANLUCA8 citations77

KNOWLES ELECTRONICS LLC

1 patent

US11399237B2Jul 26, 2022

MEMS acoustic sensor and assembly

KNOWLES ELECTRONICS LLC0 citations52

CONTINENTAL POWERTRAIN USA LLC

1 patent

US11187605B2Nov 30, 2021

Sealing glass geometries for sensitivity enhancement of thick-film piezoresistive pressure sensors

CONTINENTAL POWERTRAIN USA LLC0 citations52

Showing the top 50 of 66 patents by PatentIndex Score.