Self-propelled self-referencing vehicle magnet winding method and system
US-11211199-B2 · Dec 28, 2021 · US
Mandrels; Formers
Mandrels; Formers · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F41/098 |
| Official title | Mandrels; Formers |
| Display label | Mandrels; Formers |
| Total patents | 95 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 6 |
| 2017 | 9 |
| 2018 | 6 |
| 2019 | 15 |
| 2020 | 12 |
| 2021 | 12 |
| 2022 | 5 |
| 2023 | 10 |
| 2024 | 5 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electromagnetic coil
US-11101066-B2 · Aug 24, 2021 · US
Capacitively balanced inductive charging coil
US-10998121-B2 · May 4, 2021 · US
Non-contact power reception apparatus for non-contact charging and electronic settlement performed in a single portable terminal
US-10992184-B2 · Apr 27, 2021 · US
Coil unit, drive mechanism, winding device and winding method
US-10878982-B2 · Dec 29, 2020 · US
Non-contact power reception apparatus for non-contact charging and electronic settlement performed in a single portable terminal
US-2020381954-A1 · Dec 3, 2020 · US
Non-contact power reception apparatus for non-contact charging and electronic settlement performed in a single portable terminal
US-2020381953-A1 · Dec 3, 2020 · US
Method and system for manufacture of a compressed coil
US-10855152-B2 · Dec 1, 2020 · US
Coil component and its manufacturing method
US-2020335264-A1 · Oct 22, 2020 · US
Coil component and its manufacturing method
US-2020335262-A1 · Oct 22, 2020 · US
Partial insulation superconducting magnet
US-10804018-B2 · Oct 13, 2020 · US
Non-contact power reception apparatus for non-contact charging and electronic settlement performed in a single portable terminal
US-10804745-B2 · Oct 13, 2020 · US
Filter component and bobbin
US-10784031-B2 · Sep 22, 2020 · US
Coil former for producing an eddy current sensor, eddy current sensor and apparatus in order to wind a coil wire onto the coil former for producing such an eddy current sensor
US-2020152375-A1 · May 14, 2020 · US
Coil component and method for manufacturing coil component
US-10643786-B2 · May 5, 2020 · US
Filter component and bobbin
US-2020075206-A1 · Mar 5, 2020 · US
System and method to manage high stresses in bi-2212 wire wound compact superconducting magnets
US-2019392989-A1 · Dec 26, 2019 · US
Filter component assembly kit, filter component, and method for manufacturing the filter component
US-10504642-B2 · Dec 10, 2019 · US
NMR shim system
US-10481230-B2 · Nov 19, 2019 · US
Method and device for producing a winding element
US-2019333697-A1 · Oct 31, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F41/098?
- CPC H01F41/098 is the Cooperative Patent Classification code for “Mandrels; Formers.”
- How many patents are filed under CPC H01F41/098 (Mandrels; Formers)?
- Our database includes 95 publications tagged with this CPC code.
- Is patent activity under CPC H01F41/098 growing?
- Publication counts under this code: 5 in 2024 vs 7 in 2025 (latest complete years).