Ion source having different modes of operation
US-12154766-B2 · Nov 26, 2024 · US
Ion sources; Ion guns {(for examination or processing discharge tubes H01J37/08; ion sources, ion guns for particle spectrometer or separator tubes H01J49/10; ion propulsion F03H1/00)}
Ion sources; Ion guns {(for examination or processing discharge tubes H01J37/08; ion sources, ion guns for particle spectrometer or separator tubes H01J49/10; ion propulsion F03H1/00)} · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01J27/02 |
| Official title | Ion sources; Ion guns {(for examination or processing discharge tubes H01J37/08; ion sources, ion guns for particle spectrometer or separator tubes H01J49/10; ion propulsion F03H1/00)} |
| Display label | Ion sources; Ion guns {(for examination or processing discharge tubes H01J37/08; ion sources, ion guns for particle spectrometer or separator tubes H01J49/10; ion propulsion F03H1/00)} |
| Total patents | 65 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 10 |
| 2017 | 6 |
| 2018 | 7 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 5 |
| 2023 | 8 |
| 2024 | 6 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Shield for filament in an ion source
US-12046443-B2 · Jul 23, 2024 · US
Vaporizer, ion source, ion beam irradiation apparatus, and an operating method for a vaporizer
US-2024186101-A1 · Jun 6, 2024 · US
Ion generation device, ion generation method, and ion generation program
US-12002646-B2 · Jun 4, 2024 · US
Vaporizer, ion source and method for generating aluminum-containing vapor
US-2024098869-A1 · Mar 21, 2024 · US
Apparatus and method for ionizing an analyte, and apparatus and method for analyzing an ionized analyte
US-11923184-B2 · Mar 5, 2024 · US
Ion source having different modes of operation
US-2023395357-A1 · Dec 7, 2023 · US
Ion gun and vacuum processing apparatus
US-11810748-B2 · Nov 7, 2023 · US
Ion source gas injection beam shaping
US-11769648-B2 · Sep 26, 2023 · US
Method and device for operating a liquid metal-ion source or liquid metal electron source as well as a liquid metal-ion source or liquid metal electron source
US-11705299-B2 · Jul 18, 2023 · US
High power wafer cooling
US-11670483-B2 · Jun 6, 2023 · US
Shield For Filament In An Ion Source
US-2023162941-A1 · May 25, 2023 · US
Ion gun and vacuum processing apparatus
US-2023154721-A1 · May 18, 2023 · US
Ion Source Gas Injection Beam Shaping
US-2023133101-A1 · May 4, 2023 · US
Method and device for operating a liquid metal-ion source or liquid metal electron source as well as a liquid metal-ion source or liquid metal electron source
US-2021383994-A1 · Dec 9, 2021 · US
Ion generation device, ion generation method, and ion generation program
US-2021383996-A1 · Dec 9, 2021 · US
Liquid metal ion source
US-11170967-B2 · Nov 9, 2021 · US
Ionization chamber chip for a nano-aperture ion source, method of fabrication thereof, and a proton beam writing system
US-11056315-B2 · Jul 6, 2021 · US
Ion source with multiple configurations
US-10896799-B1 · Jan 19, 2021 · US
Device including an ionizer
US-2020411272-A1 · Dec 31, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01J27/02?
- CPC H01J27/02 is the Cooperative Patent Classification code for “Ion sources; Ion guns {(for examination or processing discharge tubes H01J37/08; ion sources, ion guns for particle spectrometer or separator tubes H01J49/10; ion propulsion F03H1/00)}.”
- How many patents are filed under CPC H01J27/02 (Ion sources; Ion guns {(for examination or processing discharge tubes H01J37/08; ion sources, ion guns for particle spectrometer or separator tubes H01J49/10; ion propulsion F03H1/00)})?
- Our database includes 65 publications tagged with this CPC code.
- Is patent activity under CPC H01J27/02 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).