How many patents does
Changsha Zoomlion Heavy Industry Science And Technology Development Company have?
patents
425
families
202
granted
94
applications
331
WO
201
CN
181
EP
22
US
6
RoW
15
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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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Changsha Zoomlion Heavy Industry Science And Technology Development Company
Top ten assignees appearing on patents
2009 - 2018
2009
Changsha Zoomlion Heavy Industry Science And Technology Development Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| concrete distributing device and control method, control system and electrical control s… 🛈 | 9 | 2010 |
| supporting leg structure, concrete pump vehicle and oil pipe assembling method | 8 | 2010 |
| concrete pump and method for adjusting value of drive pressure to swinging actuator ther… 🛈 | 7 | 2010 |
| tower crane, pull rod structure for balance arm thereof and mounting method for structure | 6 | 2010 |
| power unit and controlling method therefor | 6 | 2010 |
| methods for controlling concrete pump to pump again and to reversely pump after shutdown | 6 | 2010 |
| lifting structure of tower crane, hydraulic system of lifting structure, and lifting met… 🛈 | 6 | 2011 |
| concrete pump truck and vibration reduction apparatus and method for concrete pump truck… 🛈 | 6 | 2011 |
| method, apparatus, and system for controlling pumping direction-switching for use in pum… 🛈 | 5 | 2011 |
| method for measuring resistance value of conversion resistance of current mode analog /d… 🛈 | 5 | 2010 |