Ultraviolet-light-radiating device, and method for controlling ultraviolet-light-radiating device
US-2026053964-A1 · Feb 26, 2026 · US
Circuit arrangements
Circuit arrangements · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H05B41/14 |
| Official title | Circuit arrangements |
| Display label | Circuit arrangements |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 5 |
| 2021 | 1 |
| 2023 | 5 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Xenon lamp power supply, purification device and refrigeration device
US-12245622-B2 · Mar 11, 2025 · US
Dual tapped inductor boost topology for digital control of an excimer lamp
US-11769657-B2 · Sep 26, 2023 · US
Light-emission heat treatment apparatus
US-2023290654-A1 · Sep 14, 2023 · US
Xenon lamp power supply, purification device and refrigeration device
US-2023189849-A1 · Jun 22, 2023 · US
Systems and methods for providing power to ultraviolet lamps of sanitizing systems
US-11679169-B2 · Jun 20, 2023 · US
Dual tapped inductor boost topology for digital control of an excimer lamp
US-2023010506-A1 · Jan 12, 2023 · US
Systems and methods for providing power to ultraviolet lamps of sanitizing systems
US-2021386884-A1 · Dec 16, 2021 · US
Digital load control system providing power and communication via existing power wiring
US-2020229292-A1 · Jul 16, 2020 · US
Digital load control system providing power and communication via existing power wiring
US-10624194-B1 · Apr 14, 2020 · US
Digital load control system providing power and communication via existing power wiring
US-2020113031-A1 · Apr 9, 2020 · US
Discharge lamp drive device, light source device, projector, and discharge lamp drive method
US-10568192-B2 · Feb 18, 2020 · US
Discharge lamp drive device, light source device, projector, and discharge lamp drive method
US-10527917-B2 · Jan 7, 2020 · US
Digital load control system providing power and communication via existing power wiring
US-10506689-B2 · Dec 10, 2019 · US
Digital load control system providing power and communication via existing power wiring
US-2019239320-A1 · Aug 1, 2019 · US
Discharge lamp drive device, light source device, projector, and discharge lamp drive method
US-2019196318-A1 · Jun 27, 2019 · US
Discharge lamp drive device, light source device, projector, and discharge lamp drive method
US-2019199985-A1 · Jun 27, 2019 · US
Digital load control system providing power and communication via existing power wiring
US-10292245-B2 · May 14, 2019 · US
Digital load control system providing power and communication via existing power wiring
US-2019104599-A1 · Apr 4, 2019 · US
Electrical ballast and driving method thereof
US-10152068-B1 · Dec 11, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H05B41/14?
- CPC H05B41/14 is the Cooperative Patent Classification code for “Circuit arrangements.”
- How many patents are filed under CPC H05B41/14 (Circuit arrangements)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC H05B41/14 growing?
- Publication counts under this code: 5 in 2023 vs 1 in 2025 (latest complete years).