How many patents does
Taiyuan Institute Of China Coal Technology And Engineering Group have?
patents
399
families
309
granted
91
applications
308
CN
399
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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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Taiyuan Institute Of China Coal Technology And Engineering Group
Top ten assignees appearing on patents
2009
2018
Taiyuan Institute Of China Coal Technology And Engineering Group
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| light mine explosion-proof electric vehicle | 2 | 2015 |
| coal mine well vehicle rotation operation and control unit | 2 | 2014 |
| waterway pressure resistant pilot operated directional control valve | 2 | 2016 |
| drilling, anchoring and probing multifunctional machine | 2 | 2016 |
| constant-pressing-force sweeping system used for ribbon conveyer and having automatic co… 🛈 | 2 | 2016 |
| engine oil protection starting device of explosion-proof diesel engine and gas starting … 🛈 | 2 | 2014 |
| a multi-disc type large power limited-moment type permanent-magnetism eddy current shaft… 🛈 | 2 | 2016 |
| automatic resin anchoring agent spraying and filling device | 2 | 2016 |
| hinging-type bidirectional-driving self-loading-and-unloading rubber-wheel transporting … 🛈 | 2 | 2016 |
| supercritical high-pressure overload quick unloading valve | 2 | 2014 |