Xiamen Hongfa Electroacoustics Co., Ltd.

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Xiamen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic latching relay
- Patent number 11,501,938
- Issue date Nov 15, 2022
- Xiamen Hongfa Electroacoustic Co., Ltd.
- Jinghuang Lin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High power and high insulation performance relay for solar photovol...
- Patent number 11,031,201
- Issue date Jun 8, 2021
- Xiamen Hongfa Electroacoustic Co., Ltd.
- Feifei Fu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic latching relay of parallel type magnetic circuit
- Patent number 9,754,750
- Issue date Sep 5, 2017
- Xiamen Hongfa Electroacoustic Co., Ltd.
- Wenzhi Cai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Connection structure of the armature and the pushing mechanism of t...
- Patent number 8,350,646
- Issue date Jan 8, 2013
- Xiamen Hongfa Electroacoustic Co., Ltd.
- Zhonghua Tan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Button system for industrial AC/DC relays
- Patent number 7,990,238
- Issue date Aug 2, 2011
- Xiamen Hongfa Electroacoustic Co., Ltd.
- Zhonghua Tan
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SPECIALLY PACKAGED RELAY AND PACKAGING METHOD THEREOF
- Publication number 20230187154
- Publication date Jun 15, 2023
- Xiamen Hongfa Electroacoustics Co., Ltd.
- Yang Deng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC LATCHING RELAY
- Publication number 20210012989
- Publication date Jan 14, 2021
- Xiamen Hongfa Electroacoustic Co., Ltd.
- Jinghuang Lin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH POWER AND HIGH INSULATION PERFORMANCE RELAY FOR SOLAR PHOTOVOL...
- Publication number 20190362923
- Publication date Nov 28, 2019
- Xiamen Hongfa Electroacoustic Co., Ltd.
- Feifei Fu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnetic Latching Relay of Parallel Type Magnetic Circuit
- Publication number 20160196942
- Publication date Jul 7, 2016
- Xiamen Hongfa Electroacoustic Co., Ltd.
- Wenzhi CAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONNECTION STRUCTURE OF THE ARMATURE AND THE PUSHING MECHANISM OF T...
- Publication number 20120206223
- Publication date Aug 16, 2012
- XIAMEN HONGFA ELECTROACOUSTIC CO., LTD
- Zhonghua Tan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BUTTON SYSTEM FOR INDUSTRIAL AC/DC RELAYS
- Publication number 20100117770
- Publication date May 13, 2010
- XIAMEN HONGFA ELECTROACOUSTIC CO., LTD.
- Zhonghua Tan
- H01 - BASIC ELECTRIC ELEMENTS

Trademarklast 30 trademarks

Information Trademark
97044900 - PYROSWITCHOR
- Serial number 97044900
- Registration number 7044503
- Filing date Sep 24, 2021
- XIAMEN HONGFA ELECTROACOUSTIC CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
97044905 - CONTRIPTOR
- Serial number 97044905
- Registration number 7044504
- Filing date Sep 24, 2021
- XIAMEN HONGFA ELECTROACOUSTIC CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79320029 - HONGFA
- Serial number 79320029
- Registration number 6903405
- Filing date Jul 26, 2021
- XIAMEN HONGFA ELECTROACOUSTIC CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79304068 - HF
- Serial number 79304068
- Registration number 6495782
- Filing date Sep 15, 2020
- XIAMEN HONGFA ELECTROACOUSTIC CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79182623 - HF HONGFA
- Serial number 79182623
- Registration number 5102522
- Filing date Dec 22, 2015
- XIAMEN HONGFA ELECTROACOUSTIC CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79042518 - HF
- Serial number 79042518
- Registration number 3554306
- Filing date May 29, 2007
- XIAMEN HONGFA ELECTROACOUSTIC CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Xiamen Hongfa Electroacoustics Co., Ltd.

Organization

Patents Grantslast 30 patents

Magnetic latching relay

High power and high insulation performance relay for solar photovol...

Magnetic latching relay of parallel type magnetic circuit

Connection structure of the armature and the pushing mechanism of t...

Button system for industrial AC/DC relays

Patents Applicationslast 30 patents

SPECIALLY PACKAGED RELAY AND PACKAGING METHOD THEREOF

MAGNETIC LATCHING RELAY

HIGH POWER AND HIGH INSULATION PERFORMANCE RELAY FOR SOLAR PHOTOVOL...

Magnetic Latching Relay of Parallel Type Magnetic Circuit

CONNECTION STRUCTURE OF THE ARMATURE AND THE PUSHING MECHANISM OF T...

BUTTON SYSTEM FOR INDUSTRIAL AC/DC RELAYS

Trademarklast 30 trademarks

97044900 - PYROSWITCHOR

97044905 - CONTRIPTOR

79320029 - HONGFA

79304068 - HF

79182623 - HF HONGFA

79042518 - HF