How many patents does
Weihai Huadong Automation Company have?
patents
255
families
226
granted
31
applications
224
CN
255
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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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Weihai Huadong Automation Company
Top ten assignees appearing on patents
2009 - 2018
| weihai huadong automation company | 242 |
| wuhan huazhong numerical control c… 🛈 | 4 |
2018
Weihai Huadong Automation Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| linear overhanging degree compensating method for floor type boring and milling machine | 2 | 2014 |
| anti-collision sudden stop hydraulic system of hydraulic cylinder of grinding machine an… 🛈 | 2 | 2014 |
| pallet exchanging device of numerical control machine tool | 2 | 2010 |
| method and device for compensating motion and inclination of ram of large-size numerical… 🛈 | 2 | 2010 |
| double-layer vertical and horizontal processing central machine tool | 2 | 2009 |
| dropproof protecting device | 2 | 2009 |
| spindle box for extra-heavy numerical control horizontal lathe | 2 | 2011 |
| guide track unloading device for crossbeam of large-sized machine tool and deflection co… 🛈 | 2 | 2011 |
| locking device of rocker milling machine | 2 | 2014 |
| graphical detection display method for real-time monitoring of grinding state | 2 | 2014 |