How many patents does
Sichuan Sunfor Light Company have?
patents
816
families
487
granted
115
applications
701
CN
579
US
58
EP
51
WO
24
KR
5
JP
5
RoW
94
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Sichuan Sunfor Light Company
Top ten assignees appearing on patents
2018
| sichuan sunfor light company | 12 |
Sichuan Sunfor Light Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| white light emitting diode (led) lighting device driven by pulse current | 57 | 2010 |
| yellow light afterglow material and preparation method thereof as well as led illuminati… 🛈 | 28 | 2009 |
| ac led white light luminous device | 24 | 2010 |
| alternating current rectifying circuit and alternating current rectifying method for dri… 🛈 | 24 | 2012 |
| dimming drive circuit of alternating current directly-driven led module | 16 | 2012 |
| ultrathin led light engine | 15 | 2013 |
| multipath current source switching device | 15 | 2012 |
| led device and preparation method thereof | 13 | 2011 |
| oxynitride luminescent material, preparation method, and led light source manufactured t… 🛈 | 13 | 2013 |
| white led light emitting device driven directly by constant alternating current | 12 | 2012 |