How many patents does
Hangzhou Hpwinner Opto Corporation have?
patents
301
families
183
granted
28
applications
273
CN
186
US
33
JP
18
WO
17
EP
8
KR
2
GB
2
RoW
35
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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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Hangzhou Hpwinner Opto Corporation
Top ten assignees appearing on patents
2009 - 2018
| hangzhou hpwinner opto corporation | 213 |
| hangzhou huapu yongming photoelect… 🛈 | 1 |
2009
Hangzhou Hpwinner Opto Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| an led module sealing technology | 20 | 2012 |
| light emitting diode lighting device and assembly method thereof | 16 | 2015 |
| led lighting device | 12 | 2012 |
| led lighting device | 8 | 2014 |
| led module | 6 | 2016 |
| led module group | 6 | 2013 |
| lamp | 5 | 2016 |
| lamp housing type heat radiator and led (light-emitting diode) lighting device | 4 | 2011 |
| led module and illumination device | 4 | 2015 |
| led module of high flame retardant rating | 4 | 2015 |