How many patents does
Qingdao Wenchuang Technology Company have?
patents
510
families
460
granted
47
applications
463
CN
507
WO
3
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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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Qingdao Wenchuang Technology Company
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Qingdao Wenchuang Technology Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| closestool cover and seat assembly provided with ultraviolet lamps | 4 | 2014 |
| vehicle exhaust purification and recovery device | 2 | 2010 |
| preparation of porous high-oil-absorptivity resin | 2 | 2013 |
| nano thermal insulation coating | 2 | 2012 |
| polymer-tio2/sio2 hybrid material | 2 | 2012 |
| preparation method of terpene resin-containing acrylate pressure-sensitive adhesive | 2 | 2012 |
| preparation method of hydrotreating catalyst | 2 | 2012 |
| polylactic acid material modified by self assembly of beta-glucanase and sulfated chitos… 🛈 | 2 | 2012 |
| lubricant | 2 | 2012 |
| composition used for detergent | 2 | 2012 |