How many patents does
Beijing Sany Heavy Machinery Company have?
patents
480
families
382
granted
92
applications
388
CN
471
WO
9
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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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Beijing Sany Heavy Machinery Company
Top ten assignees appearing on patents
2018
Beijing Sany Heavy Machinery Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| electric dynamometer | 3 | 2011 |
| hydraulic system and rotary drilling rig comprising same | 3 | 2009 |
| rock entering drilling machine and control system and control method thereof | 3 | 2010 |
| porous occlusive pile drilling machine and construction technology thereof | 3 | 2011 |
| hydraulic motor system for unit head of self-cooling rotary drilling rig and rotary dril… 🛈 | 3 | 2011 |
| rotary drilling rig and main winch placing down speed control device thereof | 3 | 2011 |
| flexible pipe coiling apparatus and applied engineering machinery thereof | 2 | 2008 |
| rotary drilling rig, gravity center detecting device and detecting method for rotary dri… 🛈 | 2 | 2012 |
| multi-way valve test bench | 2 | 2012 |
| filtering device and engineering machine with same | 2 | 2012 |