Jianping Song

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JIANGSU, CN

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Patents Applicationslast 30 patents

Information Patent Application
SCALE SHIFTING AND VOLUME ADJUSTMENT METHODS, APPARATUS, AND DEVICE
- Publication number 20250069572
- Publication date Feb 27, 2025
- RINGWAY TECH (JIANGSU) CO., LTD.
- Ping Zhao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
MOUTHPIECE OF A WIND INSTRUMENT, AN ELECTRIC HARMONICA, AN ELECTRIC...
- Publication number 20250069571
- Publication date Feb 27, 2025
- RINGWAY TECH (JIANGSU) CO., LTD.
- Ping Zhao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS