Zhongshan City Richsound Electronic Industrial Ltd.

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Zhongshan, Guangdong, CN

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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

Information Patent Application
Loudspeaker Structure with Reflecting Cone
- Publication number 20250203275
- Publication date Jun 19, 2025
- ZHONGSHAN CITY RICHSOUND ELECTRONIC INDUSTRIAL LTD
- Yang Shen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Record Player and Speaker Combined Shock Absorption Structure
- Publication number 20250142239
- Publication date May 1, 2025
- ZHONGSHAN CITY RICHSOUND ELECTRONIC INDUSTRIAL LTD
- Yang Shen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SLEEP SOUND SYSTEM WITH ADAPTIVE ENVIRONMENT AUTOMATIC ADJUSTMENT
- Publication number 20240086143
- Publication date Mar 14, 2024
- ZHONGSHAN CITY RICHSOUND ELECTRONIC INDUSTRIAL LTD
- YANG SHEN
- G06 - COMPUTING CALCULATING COUNTING

Trademarklast 30 trademarks

Information Trademark
79353620 - RSR
- Serial number 79353620
- Registration number 7178588
- Filing date Aug 22, 2022
- ZHONGSHAN CITY RICHSOUND ELECTRONIC INDUSTRIAL LTD
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
85739629 - RSR
- Serial number 85739629
- Registration number 4338545
- Filing date Sep 27, 2012
- Zhongshan City Richsound Electronic Industrial Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments