Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production, items carrying an optical effect layer, and uses thereof
US-9849713-B2 · Dec 26, 2017 · US
for generating uniform fields, focusing, deflecting electrically charged particles (for magnetic separation by Lorentz force B03C1/023; specially adapted for NMR applications G01R33/383)
for generating uniform fields, focusing, deflecting electrically charged particles (for magnetic separation by Lorentz force B03C1/023; specially adapted for NMR applications G01R33/383) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F7/0278 |
| Official title | {for generating uniform fields, focusing, deflecting electrically charged particles (for magnetic separation by Lorentz force B03C1/023; specially adapted for NMR applications G01R33/383)} |
| Display label | for generating uniform fields, focusing, deflecting electrically charged particles (for magnetic separation by Lorentz force B03C1/023; specially adapted for NMR applications G01R33/383) |
| Total patents | 188 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 22 |
| 2017 | 27 |
| 2018 | 15 |
| 2019 | 15 |
| 2020 | 20 |
| 2021 | 19 |
| 2022 | 20 |
| 2023 | 14 |
| 2024 | 14 |
| 2025 | 8 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Undulator magnet array and undulator
US-2017339777-A1 · Nov 23, 2017 · US
Devices and methods for orienting platelet-shaped magnetic or magnetizable pigment particles
US-2017305184-A1 · Oct 26, 2017 · US
Solenoid actuator
US-9799437-B2 · Oct 24, 2017 · US
Irreversible circuit element and module
US-2017279175-A1 · Sep 28, 2017 · US
Methods and apparatus for magnetic field shimming
US-2017276747-A1 · Sep 28, 2017 · US
Methods and apparatus for magnetic field shimming
US-2017276749-A1 · Sep 28, 2017 · US
Method and apparatus for particle actuation in a space
US-2017263363-A1 · Sep 14, 2017 · US
Magnetic switch
US-9754749-B2 · Sep 5, 2017 · US
Annular sintered magnet with radial magnetization and reinforced mechanical strength
US-9748030-B2 · Aug 29, 2017 · US
Irreversible circuit element and module
US-9711834-B2 · Jul 18, 2017 · US
Optical device having an illusive optical effect and method of fabrication
US-2017165713-A1 · Jun 15, 2017 · US
Dipole ring magnetic field generator
US-9659695-B2 · May 23, 2017 · US
Permanent magnet assemblies for generating concave field lines and process for creating optical effect coating therewith (inverse rolling bar)
US-9659696-B2 · May 23, 2017 · US
Solenoid actuator
US-2017092407-A1 · Mar 30, 2017 · US
Magnetic field generation apparatus and sputtering apparatus
US-9607813-B2 · Mar 28, 2017 · US
Programmable magnet orientations in a magnetic array
US-2017084373-A1 · Mar 23, 2017 · US
Correction of angle errors in permanent magnets
US-9601251-B2 · Mar 21, 2017 · US
Superconducting magnetic field stabilizer
US-2017069415-A1 · Mar 9, 2017 · US
Systems and methods for a magnet with uniform magnetic flux
US-9583247-B2 · Feb 28, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F7/0278?
- CPC H01F7/0278 is the Cooperative Patent Classification code for “for generating uniform fields, focusing, deflecting electrically charged particles (for magnetic separation by Lorentz force B03C1/023; specially adapted for NMR applications G01R33/383).”
- How many patents are filed under CPC H01F7/0278 (for generating uniform fields, focusing, deflecting electrically charged particles (for magnetic separation by Lorentz force B03C1/023; specially adapted for NMR applications G01R33/383))?
- Our database includes 188 publications tagged with this CPC code.
- Is patent activity under CPC H01F7/0278 growing?
- Publication counts under this code: 14 in 2024 vs 8 in 2025 (latest complete years).