Light irradiation device
US-2024219017-A1 · Jul 4, 2024 · US
with forced flow of the coolant
with forced flow of the coolant · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F21V29/59 |
| Official title | {with forced flow of the coolant} |
| Display label | with forced flow of the coolant |
| Total patents | 67 |
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 | 6 |
| 2016 | 8 |
| 2017 | 2 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 10 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Light emitting diode cooling systems and methods
US-11946628-B2 · Apr 2, 2024 · US
Systems and methods for a coolant chamber
US-11821616-B2 · Nov 21, 2023 · US
Light emitting diode cooling with turbulent flow
US-11804587-B2 · Oct 31, 2023 · US
Light source apparatus
US-2023038693-A1 · Feb 9, 2023 · US
Single rail control system with receiver modules
US-2023007746-A1 · Jan 5, 2023 · US
Coolant-cooled heat sink(s) with associated ultra-violet light assembly
US-2022347327-A1 · Nov 3, 2022 · US
Light emitting diode cooling with turbulent flow
US-2022344558-A1 · Oct 27, 2022 · US
Systems and methods for a coolant chamber
US-2022341580-A1 · Oct 27, 2022 · US
Illumination apparatus and camera system
US-11442338-B2 · Sep 13, 2022 · US
Light emitting diode cooling systems and methods
US-2022268433-A1 · Aug 25, 2022 · US
Multi-sided thermal management device for electronic apparatus
US-11411153-B2 · Aug 9, 2022 · US
Emitter and method for emitting light
US-2022246817-A1 · Aug 4, 2022 · US
Systems and method for a coolant chamber
US-11383181-B2 · Jul 12, 2022 · US
Light emitting diode cooling systems and methods
US-11333342-B2 · May 17, 2022 · US
Thermal module and projector
US-11255534-B2 · Feb 22, 2022 · US
Systems and method for a coolant chamber
US-2021229001-A1 · Jul 29, 2021 · US
Internal-circulating heat dissipation system for stage light
US-11060713-B2 · Jul 13, 2021 · US
Light emitting diode cooling systems and methods
US-11047560-B2 · Jun 29, 2021 · US
Infinite mirror liquid cooler
US-11015793-B1 · May 25, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F21V29/59?
- CPC F21V29/59 is the Cooperative Patent Classification code for “with forced flow of the coolant.”
- How many patents are filed under CPC F21V29/59 (with forced flow of the coolant)?
- Our database includes 67 publications tagged with this CPC code.
- Is patent activity under CPC F21V29/59 growing?
- Publication counts under this code: 7 in 2024 vs 1 in 2025 (latest complete years).