How many patents does
Qingdao Tks Sealing Industry Company have?
patents
500
families
470
granted
31
applications
469
CN
500
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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 Tks Sealing Industry Company
Top ten assignees appearing on patents
2018
Qingdao Tks Sealing Industry Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| end face cutter for high-pressure rubber piston | 2 | 2013 |
| combined type long hose production mold | 2 | 2014 |
| method for preparing colored ethylene-propylene rubber | 2 | 2011 |
| high-temperature-resistant paraffin oil rubber damping cushion and manufacturing method … 🛈 | 2 | 2012 |
| special-shaped seal element notch tool and using method thereof | 2 | 2012 |
| manufacturing and installing method of screw driving sealing element | 2 | 2010 |
| using method of reciprocating eccentricity prevention oil sealing device | 2 | 2012 |
| semi-coated fabric concrete piston | 2 | 2014 |
| sealing sleeve for locomotive damper and preparation method thereof | 2 | 2009 |
| high-strength rubber track for excavating machines and manufacturing method thereof | 2 | 2012 |