Multiple input multiple output phononic subsurfaces for passive boundary layer transition delay
US-2025180044-A1 · Jun 5, 2025 · US
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operating with reciprocating masses
operating with reciprocating masses · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B06B1/183 |
| Official title | {operating with reciprocating masses} |
| Display label | operating with reciprocating masses |
| Total patents | 19 |
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 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 2 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ultrasonic generation device and concrete forming system
US-12179385-B2 · Dec 31, 2024 · US
Ultrasonic generation device and concrete forming system
US-2024286313-A1 · Aug 29, 2024 · US
Moisture Reducing Roller Conveyor System and Method
US-2024124242-A1 · Apr 18, 2024 · US
Method of operating a tamping unit of a track maintenance machine, and a tamping device for ballast bed consolidation, and a track maintenance machine
US-11834794-B2 · Dec 5, 2023 · US
Ball transfer mechanism with polycrystalline diamond bearing support
US-11719046-B2 · Aug 8, 2023 · US
Ball transfer mechanism with polycrystalline diamond bearing support
US-2021207437-A1 · Jul 8, 2021 · US
Ball transfer mechanism with polycrystalline diamond bearing support
US-10968700-B1 · Apr 6, 2021 · US
A method of operating a tamping unit of a track maintenance machine, and a tamping device for ballast bed consolidation, and a track maintenance machine
US-2020392672-A1 · Dec 17, 2020 · US
Haptic actuator assembly having a fluid reservoir
US-2020379562-A1 · Dec 3, 2020 · US
Hydraulic vibration control
US-10648529-B2 · May 12, 2020 · US
Hydraulic vibration control
US-2019154106-A1 · May 23, 2019 · US
Shaking unit and method for the pneumatic excitation of a shaking unit
US-10213808-B2 · Feb 26, 2019 · US
Modular fluid powered linear piston motors with harmonic coupling
US-10100850-B1 · Oct 16, 2018 · US
Downhole inertial mass system
US-9817145-B2 · Nov 14, 2017 · US
Downhole inertial mass system
US-2016320513-A1 · Nov 3, 2016 · US
Fluid powered linear piston motor with harmonic coupling
US-9447798-B1 · Sep 20, 2016 · US
Shaking unit and method for the pneumatic excitation of a shaking unit
US-2015174615-A1 · Jun 25, 2015 · US
Beater for dust-affected tube walls
US-2015082563-A1 · Mar 26, 2015 · US