Workpiece supply system, workpiece supply method, and workpiece supply program
US-2025368457-A1 · Dec 4, 2025 · US
Devices for removing sheets from a stack
Devices for removing sheets from a stack · 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 | B21D43/24 |
| Official title | Devices for removing sheets from a stack |
| Display label | Devices for removing sheets from a stack |
| Total patents | 42 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for the transport and/or handling of components
US-12434291-B2 · Oct 7, 2025 · US
Magnetic chuck
US-12420382-B2 · Sep 23, 2025 · US
Automated Raw Stock Sheet Alignment
US-2025276865-A1 · Sep 4, 2025 · US
Single-sheet lifter
US-12252367-B2 · Mar 18, 2025 · US
Method and device for separating workpieces
US-2024416407-A1 · Dec 19, 2024 · US
Apparatus and method for separating objects
US-12077396-B2 · Sep 3, 2024 · US
Method for the transport and/or handling of components
US-2024051010-A1 · Feb 15, 2024 · US
Magnetic chuck
US-2023381928-A1 · Nov 30, 2023 · US
Workpiece conveying wheeled platform and working system
US-2023286094-A1 · Sep 14, 2023 · US
Single-sheet lifter
US-2023286174-A1 · Sep 14, 2023 · US
Apparatus and method for separating objects
US-2023075187-A1 · Mar 9, 2023 · US
Workpiece conveying system, conveyed workpiece number detector, and control method for the workpiece conveying system
US-11554492-B2 · Jan 17, 2023 · US
Transfer method, manipulation system designed therefor, and bending installation
US-2022314298-A1 · Oct 6, 2022 · US
Apparatus having integrated electromagnetic coil and suction cup assembly for destacking a stack of blanks
US-11292675-B1 · Apr 5, 2022 · US
Impulse electrically generated force separation of blanks for the automated destacking of metal sheet
US-11224975-B2 · Jan 18, 2022 · US
Device and Method for De-Stacking Planar Parts
US-2021187586-A1 · Jun 24, 2021 · US
Workpiece conveying system, conveyed workpiece number detector, and control method for the workpiece conveying system
US-2020238528-A1 · Jul 30, 2020 · US
Impulse electrically generated force separation of blanks for the automated destacking of metal sheet
US-2020122341-A1 · Apr 23, 2020 · US
Methods for loading blanks and systems
US-10576527-B2 · Mar 3, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B21D43/24?
- CPC B21D43/24 is the Cooperative Patent Classification code for “Devices for removing sheets from a stack.”
- How many patents are filed under CPC B21D43/24 (Devices for removing sheets from a stack)?
- Our database includes 42 publications tagged with this CPC code.
- Is patent activity under CPC B21D43/24 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).