Arc flash mitigation device
US-12562559-B2 · Feb 24, 2026 · US
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Arrangements for focusing or reflecting ray or beam (H01J3/02, H01J3/04 take precedence)
Arrangements for focusing or reflecting ray or beam (H01J3/02, H01J3/04 take 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 | H01J3/14 |
| Official title | Arrangements for focusing or reflecting ray or beam (H01J3/02, H01J3/04 take precedence) |
| Display label | Arrangements for focusing or reflecting ray or beam (H01J3/02, H01J3/04 take precedence) |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
X-ray tube cathode focusing element
US-12368016-B2 · Jul 22, 2025 · US
X-ray tube cathode focusing element
US-2024347310-A1 · Oct 17, 2024 · US
X-ray tube cathode focusing element
US-12046441-B2 · Jul 23, 2024 · US
X-ray tube cathode focusing element
US-2023197397-A1 · Jun 22, 2023 · US
Arc flash mitigation device
US-2023015939-A1 · Jan 19, 2023 · US
Arc flash mitigation device
US-11482851-B2 · Oct 25, 2022 · US
Arc flash mitigation device
US-2022115857-A1 · Apr 14, 2022 · US
Shaped repeller for an indirectly heated cathode ion source
US-11251010-B1 · Feb 15, 2022 · US
Ion guiding device and guiding method
US-11031224-B2 · Jun 8, 2021 · US
Ion guiding device and guiding method
US-2020126777-A1 · Apr 23, 2020 · US
Ebeam staggered beam aperture array
US-10386722-B2 · Aug 20, 2019 · US
Phase modulation device and laser microscope
US-9979586-B2 · May 22, 2018 · US
Phase modulation device and laser microscope
US-2017302498-A1 · Oct 19, 2017 · US
Focusing structures with non-rectilinear focusing apertures
US-9728370-B2 · Aug 8, 2017 · US
Ebeam staggered beam aperture array
US-2017076906-A1 · Mar 16, 2017 · US
Electro-optical radiation collector for arc flash detection
US-9515475-B2 · Dec 6, 2016 · US
Focusing structures with non-rectilinear focusing apertures
US-2016225573-A1 · Aug 4, 2016 · US
Apparatus systems and methods of sensing chemical bio-chemical and radiological agents using electrophoretic displays
US-9128192-B2 · Sep 8, 2015 · US
Field emission X-ray tube and method of focusing electron beam using the same
US-9105437-B2 · Aug 11, 2015 · US