Wire electrical discharge machining system and relative positional relationship calculating method
US-10512980-B2 · Dec 24, 2019 · US
Methods or devices for detecting wire or workpiece position
Methods or devices for detecting wire or workpiece position · 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 | B23H2500/20 |
| Official title | Methods or devices for detecting wire or workpiece position |
| Display label | Methods or devices for detecting wire or workpiece position |
| Total patents | 105 |
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 | 8 |
| 2017 | 15 |
| 2018 | 17 |
| 2019 | 13 |
| 2020 | 8 |
| 2021 | 9 |
| 2022 | 8 |
| 2023 | 9 |
| 2024 | 3 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wire electrical discharge machine and machining condition adjustment method
US-2019381589-A1 · Dec 19, 2019 · US
Wire electrical discharge machine and display method
US-10471528-B2 · Nov 12, 2019 · US
Wire electric discharge machine including unit for adjusting attachment position of workpiece
US-10434591-B2 · Oct 8, 2019 · US
Wire electrical discharge machine and wire electrical discharge machining method
US-10427233-B2 · Oct 1, 2019 · US
Numerical controller
US-10427231-B2 · Oct 1, 2019 · US
Machining position correcting device and electrochemical machining device
US-2019275599-A1 · Sep 12, 2019 · US
Electric discharge machine
US-2019255637-A1 · Aug 22, 2019 · US
Wire electrical discharge machine and method of controlling wire electrical discharge machine
US-2019232408-A1 · Aug 1, 2019 · US
Wire electrical discharge machine and measuring method
US-10315261-B2 · Jun 11, 2019 · US
Tool setting device and tool-setting method for electrochemical machining
US-2019171185-A1 · Jun 6, 2019 · US
Shunt device in lighting control system without neutral wire
US-10230307-B2 · Mar 12, 2019 · US
Wire electrical discharge machining system and relative positional relationship calculating method
US-2018369943-A1 · Dec 27, 2018 · US
Wire electrical discharge machine and display method
US-2018326523-A1 · Nov 15, 2018 · US
Machining program creation apparatus for wire electrical discharge machine
US-10082781-B2 · Sep 25, 2018 · US
Wire electrical discharge machine and control method for wire electrical discharge machine
US-2018250761-A1 · Sep 6, 2018 · US
Wire electric discharge machine determining whether or not electrical discharge machining of workpiece can be performed
US-10058944-B2 · Aug 28, 2018 · US
Wire electric discharge machine performing turning tool machining, turning tool machining method with wire electric discharge machine, and program creation apparatus for wire electric discharge machine that performs turning tool machining
US-10040139-B2 · Aug 7, 2018 · US
Controller for wire electrical discharge machine
US-2018210889-A1 · Jul 26, 2018 · US
Numerical controller
US-2018207737-A1 · Jul 26, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23H2500/20?
- CPC B23H2500/20 is the Cooperative Patent Classification code for “Methods or devices for detecting wire or workpiece position.”
- How many patents are filed under CPC B23H2500/20 (Methods or devices for detecting wire or workpiece position)?
- Our database includes 105 publications tagged with this CPC code.
- Is patent activity under CPC B23H2500/20 growing?
- Publication counts under this code: 3 in 2024 vs 6 in 2025 (latest complete years).