How many patents does
Shanxi Tian-Di Coal Mining Machinery Company have?
patents
314
families
225
granted
88
applications
226
CN
314
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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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Shanxi Tian-Di Coal Mining Machinery Company
Top ten assignees appearing on patents
2009
2018
Shanxi Tian-Di Coal Mining Machinery Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| continuous walking type transport crushing machine of open pit coal mine | 2 | 2014 |
| downhole anti-explosion low voltage large power dc/ac driving device | 2 | 2014 |
| continuous coal mining machine top-coal mining process for extremely-thick coal seam bou… 🛈 | 2 | 2014 |
| continuous coal mining machine paste filling mining method | 2 | 2014 |
| storage battery stand column dismounting vehicle | 2 | 2014 |
| novel integrated water-cooling air intake and exhaust device | 2 | 2014 |
| mine vehicle-mounted hydraulic winch | 2 | 2014 |
| novel supporting device of coal mine consecutive winch | 2 | 2014 |
| method for type selection of short-wall mining working face equipment of continuous miner | 2 | 2014 |
| caterpillar band walking type double-barrel coal cutter for strip mine | 2 | 2014 |