Horizontal-axis ocean current power generation device for underwater vehicle
US-11215160-B2 · Jan 4, 2022 · US
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in inner-outer relationship, e.g. shaft-bearing arrangements
in inner-outer relationship, e.g. shaft-bearing arrangements · 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 | F05B2250/36 |
| Official title | in inner-outer relationship, e.g. shaft-bearing arrangements |
| Display label | in inner-outer relationship, e.g. shaft-bearing arrangements |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Horizontal-axis ocean current power generation device for underwater vehicle
US-2021239086-A1 · Aug 5, 2021 · US
Lighting receptor for a wind turbine blade
US-10718315-B2 · Jul 21, 2020 · US
Rotor blade pitch arrangement
US-10508642-B2 · Dec 17, 2019 · US
Spar cap for a wind turbine rotor blade formed from pre-cured laminate plates of varying thicknesses
US-10072632-B2 · Sep 11, 2018 · US
Fan module
US-9976558-B2 · May 22, 2018 · US
Rotor blade pitch arrangement
US-2018017041-A1 · Jan 18, 2018 · US
Pitch bearing with a gear segment in a wind turbine
US-9702341-B2 · Jul 11, 2017 · US
Spar cap for a wind turbine rotor blade formed from pre-cured laminate plates of varying thicknesses
US-2017002791-A1 · Jan 5, 2017 · US
Lightning receptor for a wind turbine blade
US-2016348652-A1 · Dec 1, 2016 · US
Fan module
US-2016252096-A1 · Sep 1, 2016 · US
Nutating fluid-mechanical energy converter
US-9309862-B2 · Apr 12, 2016 · US
Nutating fluid-mechanical energy converter
US-2015211481-A1 · Jul 30, 2015 · US
Utility grid, controller, and method for controlling the power generation in a utility grid
US-9020650-B2 · Apr 28, 2015 · US