Load control device for high-efficiency loads
US-10158300-B2 · Dec 18, 2018 · US
Controlling
Controlling · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H05B39/04 |
| Official title | Controlling |
| Display label | Controlling |
| Total patents | 143 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 24 |
| 2016 | 17 |
| 2017 | 12 |
| 2018 | 10 |
| 2019 | 8 |
| 2020 | 18 |
| 2021 | 15 |
| 2022 | 8 |
| 2023 | 11 |
| 2024 | 11 |
| 2025 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrical ballast and driving method thereof
US-10152068-B1 · Dec 11, 2018 · US
Multiple location load control system
US-10129948-B2 · Nov 13, 2018 · US
Load control device for high-efficiency loads
US-10128772-B2 · Nov 13, 2018 · US
Power measurement in a two-wire load control device
US-10082815-B2 · Sep 25, 2018 · US
Controller for a phase cut dimmable LED driver
US-9883560-B2 · Jan 30, 2018 · US
Low-cost low-power lighting system and lamp assembly
US-9867249-B2 · Jan 9, 2018 · US
Load control device for high-efficiency loads
US-9853561-B2 · Dec 26, 2017 · US
Multiple location load control system
US-2017273157-A1 · Sep 21, 2017 · US
Semiconductor device, and on-vehicle electronic device and automobile each including the semiconductor device
US-2017236820-A1 · Aug 17, 2017 · US
Liquid filament for incandescent lights
US-9723702-B2 · Aug 1, 2017 · US
Method and circuit for controlling an LED load
US-9706612-B2 · Jul 11, 2017 · US
Multiple location load control system
US-9699863-B2 · Jul 4, 2017 · US
Semiconductor device, and on-vehicle electronic device and automobile each including semiconductor device
US-9673803-B2 · Jun 6, 2017 · US
Controller for a Phase Cut Dimmable LED Driver
US-2017094738-A1 · Mar 30, 2017 · US
Low-cost low-power lighting system and lamp assembly
US-2017094739-A1 · Mar 30, 2017 · US
Interchangeable back system for programmable switches
US-9583288-B2 · Feb 28, 2017 · US
Liquid filament for incandescent lights
US-2017042006-A1 · Feb 9, 2017 · US
Method and apparatus for revealing errors in the case of a light signal
US-9562952-B2 · Feb 7, 2017 · US
Low-cost low-power lighting system and lamp assembly
US-9521711-B2 · Dec 13, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H05B39/04?
- CPC H05B39/04 is the Cooperative Patent Classification code for “Controlling.”
- How many patents are filed under CPC H05B39/04 (Controlling)?
- Our database includes 143 publications tagged with this CPC code.
- Is patent activity under CPC H05B39/04 growing?
- Publication counts under this code: 11 in 2024 vs 9 in 2025 (latest complete years).