Method and system of manufacturing armature coil
US-11404943-B2 · Aug 2, 2022 · US
Shaping or compacting conductors in slots or around salient poles (H02K15/28 takes precedence)
Shaping or compacting conductors in slots or around salient poles (H02K15/28 takes precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K15/22 |
| Official title | Shaping or compacting conductors in slots or around salient poles (H02K15/28 takes precedence) |
| Display label | Shaping or compacting conductors in slots or around salient poles (H02K15/28 takes precedence) |
| Total patents | 81 |
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 | 6 |
| 2016 | 5 |
| 2017 | 7 |
| 2018 | 9 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 14 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device for bending winding segments to form a winding
US-11394280-B2 · Jul 19, 2022 · US
Method of manufacturing coil and method of manufacturing motor
US-2021376696-A1 · Dec 2, 2021 · US
Motor including winding including inner bent portion and outer bent portion and method of manufacturing motor
US-2021328476-A1 · Oct 21, 2021 · US
Wire position correction method and wire position correction apparatus
US-2021296973-A1 · Sep 23, 2021 · US
Bending-forming jig
US-11114923-B2 · Sep 7, 2021 · US
Motor with potting section and hole provided with cap through which winding is inserted
US-11088585-B2 · Aug 10, 2021 · US
Wound rotor or stator and method for manufacturing same
US-11081944-B2 · Aug 3, 2021 · US
Method for manufacturing armature, and device for manufacturing armature
US-2021234439-A1 · Jul 29, 2021 · US
Method for making stator of rotary electrical machine
US-11075551-B2 · Jul 27, 2021 · US
Method and one-piece tool assembly for producing a stator for an electrical machine
US-11063502-B2 · Jul 13, 2021 · US
Stator assembly of hairpin winding motor and manufacturing method thereof
US-2021175784-A1 · Jun 10, 2021 · US
Micro fan
US-10989205-B2 · Apr 27, 2021 · US
Motor stator and forming method thereof
US-10985625-B2 · Apr 20, 2021 · US
Micro fan
US-2021003136-A1 · Jan 7, 2021 · US
Rotating electrical machine
US-10886804-B2 · Jan 5, 2021 · US
Method and system for manufacture of a compressed coil
US-10855152-B2 · Dec 1, 2020 · US
Method for producing a winding of a winding carrier of an electric machine
US-10797572-B2 · Oct 6, 2020 · US
Method and system of manufacturing armature coil
US-2020313524-A1 · Oct 1, 2020 · US
Electrical conductor bending method and apparatus
US-10778072-B2 · Sep 15, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K15/22?
- CPC H02K15/22 is the Cooperative Patent Classification code for “Shaping or compacting conductors in slots or around salient poles (H02K15/28 takes precedence).”
- How many patents are filed under CPC H02K15/22 (Shaping or compacting conductors in slots or around salient poles (H02K15/28 takes precedence))?
- Our database includes 81 publications tagged with this CPC code.
- Is patent activity under CPC H02K15/22 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).