How many patents does
Posco have?
patents
14,217
families
8,890
granted
2,716
applications
11,501
KR
9,183
CN
1,196
EP
1,128
WO
872
US
793
JP
531
GB
2
RoW
512
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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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patents
42 million
patent families
23 million
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the following tables are just extracts from the report
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Posco
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Posco
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| color-treated base material and base material color treatment method therefor | 43 | 2013 |
| process gas purification device for a melt reduction system for extracting pig iron | 20 | 2008 |
| zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot… 🛈 | 19 | 2009 |
| apparatus for manufacturing molten irons by injecting fine coals into a melter-gasifier … 🛈 | 19 | 2004 |
| method for the production and the melting of liquid pig iron or of liquid steel intermed… 🛈 | 18 | 2007 |
| reducing furnace and apparatus for manufacturing molten iron comprising the same | 18 | 2007 |
| welded joint of extremely low-temperature steel, and welding materials for preparing same | 16 | 2012 |
| process and apparatus for producing metals and/or primary metal products | 16 | 2004 |
| tuyere for manufacturing molten iron and method for injecting gas using the same | 16 | 2007 |
| method and apparatus for treating process water | 15 | 2010 |