Bulb for semiconductor luminous device, and semiconductor luminous device
US-9739426-B2 · Aug 22, 2017 · US
Mechanical Engineering
Mechanical Engineering · 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 | F21K9/10 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 52 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 21 |
| 2016 | 24 |
| 2017 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Semiconductor incandescent lamp retrofit lamp
US-9664339-B2 · May 30, 2017 · US
LED light and method of manufacturing the same
US-9625104-B2 · Apr 18, 2017 · US
Light emitting device (LED) driving apparatus and lighting device including the same
US-9549442-B1 · Jan 17, 2017 · US
LED lighting device which has stable structure and is easily assembled and disassembled
US-9546761-B2 · Jan 17, 2017 · US
Light source module, fabrication method therefor, and lighting device including the same
US-2017009978-A1 · Jan 12, 2017 · US
Multiple-ply solid state light fixture
US-9534739-B2 · Jan 3, 2017 · US
Light emitting device (led) driving apparatus and lighting device including the same
US-2016381751-A1 · Dec 29, 2016 · US
Light emitting device module array
US-9518724-B2 · Dec 13, 2016 · US
Method and system for led based incandescent replacement module for railway signal
US-2016348877-A1 · Dec 1, 2016 · US
Light bulb and florescent tube replacement using FIPEL panels
US-9497823-B2 · Nov 15, 2016 · US
Light emitting module and light emitting device having the same
US-9470370-B2 · Oct 18, 2016 · US
Lighting device and luminaire
US-2016169498-A1 · Jun 16, 2016 · US
Lens and LED retrofit lamp
US-9366416-B2 · Jun 14, 2016 · US
Led light fixture
US-2016153649-A1 · Jun 2, 2016 · US
Lighting including integral communication apparatus
US-9353939-B2 · May 31, 2016 · US
Side emitting glass element
US-9329318-B2 · May 3, 2016 · US
Light emitting device (LED) array unit and LED module comprising the same
US-9326337-B2 · Apr 26, 2016 · US
LED lamp with LEDs having a longitudinally directed emission profile
US-9310028-B2 · Apr 12, 2016 · US
Retrofit mounting device for open frame ceiling
US-9310036-B1 · Apr 12, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F21K9/10?
- CPC F21K9/10 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F21K9/10 (Mechanical Engineering)?
- Our database includes 52 publications tagged with this CPC code.
- Is patent activity under CPC F21K9/10 growing?
- Publication counts under this code: 24 in 2016 vs 7 in 2017 (latest complete years).