How many patents does
Qingdao Tgood Electric Company have?
patents
215
families
206
granted
8
applications
207
CN
214
WO
1
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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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Qingdao Tgood Electric Company
Top ten assignees appearing on patents
2009 - 2018
| qingdao tgood electric company | 209 |
| qingdao teld new energy company | 23 |
2009
| qingdao tgood electric company | 10 |
2018
Qingdao Tgood Electric Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| electric automobile ac-dc charging system and electric automobile ac-dc charging method | 2 | 2014 |
| electric car charging fee settlement method and system | 2 | 2015 |
| back locking deivce of metal-enclosed switchgear and metal-enclosed switchgear | 2 | 2011 |
| switch cabinet | 2 | 2012 |
| split type gate lock | 2 | 2008 |
| air switch cabinet | 2 | 2009 |
| charging pile auxiliary power supply output control method and system | 2 | 2015 |
| electric automobile with wireless reading function and charging system | 2 | 2015 |
| prefabricated cabin type transformer substation and heat dissipation control method | 2 | 2015 |
| emergency opening structure for metal closed switching device | 1 | 2011 |