How many patents does
Rizhao Port Group Lanshan Port Company have?
patents
243
families
239
granted
2
applications
241
CN
243
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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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Rizhao Port Group Lanshan Port Company
Top ten assignees appearing on patents
Rizhao Port Group Lanshan Port Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| long-chain polycarboxylic acid water reducing agent | 2 | 2014 |
| anti-collision height limiting frame | 2 | 2014 |
| height limit frame with warning function | 2 | 2014 |
| preparation method of high-performance polycarboxylic acid water reducing agent | 2 | 2014 |
| novel six-bladed ore grab bucket | 1 | 2012 |
| two-grab bucket plugboard bucket capacity changing device | 1 | 2013 |
| novel bracket for storing pipes | 1 | 2013 |
| special dumper tray with u-shaped frame | 1 | 2013 |
| bench vice performing clamping through hand wheel | 1 | 2013 |
| bolt hole hard impurity cleaner | 1 | 2013 |