IPC Main Group
G10C 3/00 Details or accessories
Introduced: September 1968
Last revised: January 2019
Classification Context
- Section:
- PHYSICS
- Class:
- MUSICAL INSTRUMENTS; ACOUSTICS
- Subclass:
- PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
10 direct subcodes
Child Classifications
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- G10C 3/02 Cases
- G10C 3/04 Frames; Bridges; Bars
- G10C 3/06 Resonating means, e.g. soundboards or resonant strings; Fastenings thereof
- G10C 3/07 Strings
- G10C 3/1 Tuning pins; Tensioning devices
- G10C 3/12 Keyboards; Keys
- G10C 3/16 Actions
- G10C 3/26 Pedals or pedal mechanisms; Manually operated sound modification means
- G10C 3/28 Transposing devices
- G10C 3/3 Couplers, e.g. for playing octaves
Top Applicants
Top 10 applicants by patent filingsfor class G10, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 5,218
- GOOGLE US 4,644
- FRAUNHOFER DE 4,601
- SONY CORPORATION JP 2,380
- HUAWEI TECHNOLOGIES COMPANY CN 2,179
- YAMAHA CORPORATION 2,120
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 1,974
- MICROSOFT TECHNOLOGY LICENSING US 1,916
- AMAZON TECHNOLOGIES US 1,866
- DOLBY LABORATORIES LICENSING CORPORATION US 1,843