Heat-radiating light source
US-12207363-B2 · Jan 21, 2025 · US
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Screens; Filters (associated with envelope H01K1/28)
Screens; Filters (associated with envelope H01K1/28) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01K1/26 |
| Official title | Screens; Filters (associated with envelope H01K1/28) |
| Display label | Screens; Filters (associated with envelope H01K1/28) |
| Total patents | 23 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 6 |
| 2019 | 2 |
| 2021 | 4 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Epi thermal profile tuning with lamp radiation shields
US-2024363327-A1 · Oct 31, 2024 · US
High temperature heater lamp
US-11477855-B2 · Oct 18, 2022 · US
High temperature heater lamp
US-2021400773-A1 · Dec 23, 2021 · US
Heat-Radiating Light Source
US-2021385908-A1 · Dec 9, 2021 · US
High temperature heater lamp
US-11116043-B2 · Sep 7, 2021 · US
High temperature heater lamp
US-2021176827-A1 · Jun 10, 2021 · US
Vehicle headlight with two filaments and mounting of such a lamp within a reflector
US-10443804-B2 · Oct 15, 2019 · US
Vehicle headlight with two filaments and mounting of such a lamp within a reflector
US-2019128493-A1 · May 2, 2019 · US
Lamp with heat-shielding element
US-10083828-B2 · Sep 25, 2018 · US
Dimming cap for a lamp with two separate radiation sources
US-2018180237-A1 · Jun 28, 2018 · US
Double-filament incandescent lamp for automotive vehicle front lighting
US-9966246-B2 · May 8, 2018 · US
Vibration resistant automotive front lighting lamp
US-9899207-B2 · Feb 20, 2018 · US
Lamp and headlighting arrangement for obtaining a color appearance in an automotive headlight
US-9892906-B2 · Feb 13, 2018 · US
Low etendue light source for fiber optic sensors in high temperature environments
US-9885591-B2 · Feb 6, 2018 · US
Lamp with heat-shielding element
US-2017309467-A1 · Oct 26, 2017 · US
Automotive front lighting lamp with baffle
US-9613793-B2 · Apr 4, 2017 · US
Vibration resistant automotive front lighting lamp
US-2016217996-A1 · Jul 28, 2016 · US
Lamp and headlighting arrangement for obtaining a color appearance in an automotive headlight
US-2016148798-A1 · May 26, 2016 · US
Double-filament incandescent lamp for automotive vehicle front lighting
US-2016099142-A1 · Apr 7, 2016 · US