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US-10535327-B2 · Jan 14, 2020 · US
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Valves; Valve controls
Valves; Valve controls · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G10D9/04 |
| Official title | Valves; Valve controls |
| Display label | Valves; Valve controls |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Key unit and wind instrument
US-10522120-B2 · Dec 31, 2019 · US
Wind instrument
US-10354624-B2 · Jul 16, 2019 · US
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US-2019213981-A1 · Jul 11, 2019 · US
Key unit and wind instrument
US-2018374458-A1 · Dec 27, 2018 · US
Wind instrument
US-2018190245-A1 · Jul 5, 2018 · US