Keyboard instrument, key base molding method, and key base molding mold
US-2025349271-A1 · Nov 13, 2025 · US
Keys or keyboards; Manuals
Keys or keyboards; Manuals · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G10B3/12 |
| Official title | Keys or keyboards; Manuals |
| Display label | Keys or keyboards; Manuals |
| Total patents | 53 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 12 |
| 2020 | 15 |
| 2021 | 7 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Keyboard instrument and method of producing key of keyboard instrument
US-2025299651-A1 · Sep 25, 2025 · US
Keyboard instrument, key base molding method, and key base molding mold
US-12394396-B2 · Aug 19, 2025 · US
Keyboard instrument
US-12315474-B2 · May 27, 2025 · US
Keyboard device for keyboard instrument
US-12136403-B2 · Nov 5, 2024 · US
Musical instrument
US-2024078988-A1 · Mar 7, 2024 · US
Musical instrument
US-2024071344-A1 · Feb 29, 2024 · US
Keyboard instrument, key base molding method, and key base molding mold
US-2023351983-A1 · Nov 2, 2023 · US
Keyboard instrument
US-2023306932-A1 · Sep 28, 2023 · US
Operation detection device for key operation of keyboard device, operation detection method of key operation, and keyboard device
US-11657790-B2 · May 23, 2023 · US
Keyboard device for keyboard instrument
US-2023097634-A1 · Mar 30, 2023 · US
Sound production control apparatus, keyboard musical instrument, and sound production control method
US-2022277713-A1 · Sep 1, 2022 · US
Operation detection device for key operation of keyboard device, operation detection method of key operation, and keyboard device
US-2022270579-A1 · Aug 25, 2022 · US
Sound control device, sound control method and program
US-11170747-B2 · Nov 9, 2021 · US
Keyboard and keyboard component
US-11100908-B2 · Aug 24, 2021 · US
Keyboard device
US-11017753-B2 · May 25, 2021 · US
Rotating mechanism and keyboard apparatus
US-10984771-B2 · Apr 20, 2021 · US
Sensor and keyboard device
US-10916230-B2 · Feb 9, 2021 · US
Keyboard and keyboard component
US-2021012760-A1 · Jan 14, 2021 · US
Actuator, pressing device and keyboard instrument
US-10891929-B2 · Jan 12, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G10B3/12?
- CPC G10B3/12 is the Cooperative Patent Classification code for “Keys or keyboards; Manuals.”
- How many patents are filed under CPC G10B3/12 (Keys or keyboards; Manuals)?
- Our database includes 53 publications tagged with this CPC code.
- Is patent activity under CPC G10B3/12 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).