Stator assembly of a magnetic suspension bearing and manufacturing method
US-10851835-B2 · Dec 1, 2020 · US
Active magnetic bearings
Active magnetic bearings · 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 | F16C32/044 |
| Official title | {Active magnetic bearings} |
| Display label | Active magnetic bearings |
| Total patents | 100 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 11 |
| 2018 | 9 |
| 2019 | 25 |
| 2020 | 15 |
| 2021 | 5 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 7 |
| 2025 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Magnetic bearing apparatus for separting solids, liquids and gases having different specific gravities with enhanced solids separation means
US-10778064-B1 · Sep 15, 2020 · US
Magnetic levitation bearing assembly and compressor
US-10767692-B2 · Sep 8, 2020 · US
Rotary blood pump with opposing spindle magnets, bore and drive windings
US-10751454-B2 · Aug 25, 2020 · US
Magnetic levitation vacuum pump
US-10634147-B2 · Apr 28, 2020 · US
Flywheel energy storage system
US-2020119614-A1 · Apr 16, 2020 · US
Sealless downhole system with magnetically supported rotor
US-10581297-B2 · Mar 3, 2020 · US
Substrate rotation device, substrate cleaning device, substrate processing device, and control method for substrate rotation device
US-2020047310-A1 · Feb 13, 2020 · US
High speed motor drive
US-10536053-B2 · Jan 14, 2020 · US
Axial gap generator measurement tool
US-2019368325-A1 · Dec 5, 2019 · US
Assembly in a microlithographic projection exposure apparatus
US-2019361362-A1 · Nov 28, 2019 · US
Rotary Blood Pump With Opposing Spindle Magnets, Bore And Drive Windings
US-2019336663-A1 · Nov 7, 2019 · US
Active magnetic bearing control for downhole-type system
US-10447111-B2 · Oct 15, 2019 · US
Active magnetic bearing and method for cooling the active magnetic bearing
US-2019277337-A1 · Sep 12, 2019 · US
Magnet bearing device and rotor rotary-drive apparatus
US-10408262-B2 · Sep 10, 2019 · US
Rotary blood pump with opposing spindle magnets, bore and drive windings
US-10391215-B2 · Aug 27, 2019 · US
Axial gap generator measurement tool
US-10385665-B2 · Aug 20, 2019 · US
Sealless downhole system with magnetically supported rotor
US-10309200-B2 · Jun 4, 2019 · US
Axial gap generator for powering a magnetic bearing
US-10312772-B2 · Jun 4, 2019 · US
Motor system and compressor equipped therewith
US-10288117-B2 · May 14, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16C32/044?
- CPC F16C32/044 is the Cooperative Patent Classification code for “Active magnetic bearings.”
- How many patents are filed under CPC F16C32/044 (Active magnetic bearings)?
- Our database includes 100 publications tagged with this CPC code.
- Is patent activity under CPC F16C32/044 growing?
- Publication counts under this code: 7 in 2024 vs 8 in 2025 (latest complete years).