How many patents does
Daewoo Engineering & Construction Company have?
patents
524
families
413
granted
241
applications
283
KR
428
US
33
CN
24
WO
16
EP
7
JP
5
RoW
11
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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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Daewoo Engineering & Construction Company
Top ten assignees appearing on patents
2009 - 2018
2009
Daewoo Engineering & Construction Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| water purification apparatus and method for using pressure filter and pore control fiber… 🛈 | 13 | 2009 |
| apparatus for positioning a sinking tunnel section | 11 | 2007 |
| method for constructing precast coping for bridge | 6 | 2009 |
| method for sorting combustible waste from construction waste | 6 | 2010 |
| device for revaporizing natural gas | 5 | 2010 |
| method and apparatus for improving heat transfer and reaction efficiency of gas hydrate … 🛈 | 5 | 2011 |
| apparatus for storing gas hydrate pellets | 5 | 2013 |
| apparatus for revaporizing gas hydrate pellets | 5 | 2013 |
| fire-resistant concrete with high impact resistance | 4 | 2009 |
| apparatus for molding gas hydrate pellets | 4 | 2013 |