Active cooling of quartz enveloped heaters in vacuum
US-12464605-B2 · Nov 4, 2025 · US
Cooling arrangements
Cooling 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 | H01K1/58 |
| Official title | Cooling arrangements |
| Display label | Cooling arrangements |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Active Cooling Of Quartz Enveloped Heaters In Vacuum
US-2023239970-A1 · Jul 27, 2023 · US
Device and method for generating radiation
US-11651951-B2 · May 16, 2023 · US
Device and method for generating radiation
US-2023030256-A1 · Feb 2, 2023 · US
LED light bulb apparatus and LED light apparatus
US-11501964-B2 · Nov 15, 2022 · US
Cooling for a lamp assembly
US-11227738-B2 · Jan 18, 2022 · US
Cooling for a lamp assembly
US-2021210302-A1 · Jul 8, 2021 · US
Lamp infrared radiation profile control by lamp filament design and positioning
US-11057963-B2 · Jul 6, 2021 · US
Led light bulb apparatus and led light apparatus
US-2021090875-A1 · Mar 25, 2021 · US
Structural design and process to improve the temperature modulation and power consumption of an IR emitter
US-10952283-B2 · Mar 16, 2021 · US
LED light bulb apparatus and LED light apparatus
US-10892154-B2 · Jan 12, 2021 · US
Led light bulb apparatus and led light apparatus
US-2020185213-A1 · Jun 11, 2020 · US
LED light apparatus and assembling method thereof
US-10607830-B2 · Mar 31, 2020 · US
Exterior aircraft light unit
US-10569902-B2 · Feb 25, 2020 · US
Exterior aircraft light unit
US-2019118968-A1 · Apr 25, 2019 · US
Lamp infrared radiation profile control by lamp filament design and positioning
US-2019110336-A1 · Apr 11, 2019 · US
Led light apparatus and assembling method thereof
US-2019108995-A1 · Apr 11, 2019 · US
Conductive structure, lighting fixture, and lighting fixture assembling method
US-10170294-B2 · Jan 1, 2019 · US
Conductive structure, lighting fixture, and lighting fixture assembling method
US-2018350584-A1 · Dec 6, 2018 · US
Lamp, method for manufacturing a lamp and use of a holder for such a lamp
US-10037861-B2 · Jul 31, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01K1/58?
- CPC H01K1/58 is the Cooperative Patent Classification code for “Cooling arrangements.”
- How many patents are filed under CPC H01K1/58 (Cooling arrangements)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC H01K1/58 growing?
- Publication counts under this code: 3 in 2023 vs 1 in 2025 (latest complete years).