Steel plate lifting method with use of lifting magnet, lifting magnet, and method for manufacturing steel plate by using lifting magnet
US-12441589-B2 · Oct 14, 2025 · US
Circuits therefor (for electromagnets in general H01F7/18) · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B66C1/08 |
| Official title | Circuits therefor (for electromagnets in general H01F7/18) |
| Display label | Circuits therefor (for electromagnets in general H01F7/18) |
| Total patents | 14 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12441589-B2 · Oct 14, 2025 · US
US-12214996-B2 · Feb 4, 2025 · US
US-11993379-B2 · May 28, 2024 · US
US-2024101396-A1 · Mar 28, 2024 · US
US-2023219791-A1 · Jul 13, 2023 · US
US-2023174347-A1 · Jun 8, 2023 · US
US-2021179265-A1 · Jun 17, 2021 · US
US-10974933-B2 · Apr 13, 2021 · US
US-10604382-B2 · Mar 31, 2020 · US
US-2019270618-A1 · Sep 5, 2019 · US
US-10259686-B2 · Apr 16, 2019 · US
US-10054111-B2 · Aug 21, 2018 · US
US-2018179026-A1 · Jun 28, 2018 · US
US-2016010622-A1 · Jan 14, 2016 · US