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Maintaining desired spacing between electrode and workpiece {, e.g. by means of particulate material}
Maintaining desired spacing between electrode and workpiece {, e.g. by means of particulate material} · 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 | B23H7/32 |
| Official title | Maintaining desired spacing between electrode and workpiece {, e.g. by means of particulate material} |
| Display label | Maintaining desired spacing between electrode and workpiece {, e.g. by means of particulate material} |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 8 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Monitoring breakthrough of electrical discharge machining electrode through a workpiece
US-2025065428-A1 · Feb 27, 2025 · US
Electric discharge machine and sensor unit
US-12186821-B2 · Jan 7, 2025 · US
Wire electrical discharge machine, and control method for wire electrical discharge machine
US-2024269758-A1 · Aug 15, 2024 · US
Wire electrical discharge machining
US-2024207960-A1 · Jun 27, 2024 · US
Electrode for pulsed electrochemical machining
US-2024139844-A1 · May 2, 2024 · US
Electrical discharge machining system including in-situ tool electrode
US-11745278-B2 · Sep 5, 2023 · US
Wire electrical discharge machine and wire electrical discharge machining method
US-11724324-B2 · Aug 15, 2023 · US
Wire electric discharge machining apparatus
US-11684987-B2 · Jun 27, 2023 · US
Wire electrical discharge machine, machining program editor, wire electrode moving method and machining program editing method
US-11642734-B2 · May 9, 2023 · US
Substrate processing apparatus and substrate processing method
US-11450530-B2 · Sep 20, 2022 · US
Electric discharge machine and sensor unit
US-2022001474-A1 · Jan 6, 2022 · US
Wire electric discharge machining apparatus
US-2021387275-A1 · Dec 16, 2021 · US
Substrate processing apparatus and substrate processing method
US-2021305053-A1 · Sep 30, 2021 · US
Machine tool and electric discharge machining apparatus
US-2021199424-A1 · Jul 1, 2021 · US
Wire electrical discharge machine and machining condition adjustment method
US-11033975-B2 · Jun 15, 2021 · US
Electrical discharge machining system including in-situ tool electrode
US-2021031286-A1 · Feb 4, 2021 · US
Electrical discharge machining system including in-situ tool electrode
US-10870159-B2 · Dec 22, 2020 · US
Edge Shaping of Substrates
US-2020343085-A1 · Oct 29, 2020 · US
Wire electrical discharge machine and wire electrical discharge machining method
US-2020290142-A1 · Sep 17, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23H7/32?
- CPC B23H7/32 is the Cooperative Patent Classification code for “Maintaining desired spacing between electrode and workpiece {, e.g. by means of particulate material}.”
- How many patents are filed under CPC B23H7/32 (Maintaining desired spacing between electrode and workpiece {, e.g. by means of particulate material})?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC B23H7/32 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).