Systems and methods for offshore electrical energy generation
US-9951753-B1 · Apr 24, 2018 · US
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Mechanical Engineering
Mechanical Engineering · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F03D9/001 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 8 |
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 |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2018 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydraulic-electrical transducer, transducer arrangement and method for driving a transducer
US-9467022-B2 · Oct 11, 2016 · US
Wind turbine
US-9353731-B2 · May 31, 2016 · US
Fluid-working machine with multi-lobe ring cam
US-9328720-B2 · May 3, 2016 · US
Turbine nozzle with relief cut
US-2016047358-A1 · Feb 18, 2016 · US
Radial Piston Pump and Wind Power Generator
US-2015354537-A1 · Dec 10, 2015 · US
Method and apparatus for extracting energy from a fluctuating energy flow from a renewable energy source
US-9103438-B2 · Aug 11, 2015 · US
Variable displacement radial piston fluid working machine
US-9003954-B2 · Apr 14, 2015 · US