How many patents does
Wolong Electric have?
patents
726
families
627
granted
102
applications
624
CN
722
WO
1
US
1
EP
1
RoW
1
Buy the report
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
contact us for pricing
- VAT will apply to UK companies
- EU companies must supply their VAT number
Check out our sample pages |
Find companies to compare
Many companies now available
companies
12,000+
patents
42 million
patent families
23 million
Search to find companies of interest
read summary of their published patent
the following tables are just extracts from the report
the company report contains more information
Wolong Electric
Top ten assignees appearing on patents
2009 - 2018
2009
| wolong electric (group) company | 57 |
2018
Wolong Electric
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| high/low voltage conversion star-type multiphase variable-frequency driving system | 6 | 2015 |
| water supply control method without external sensor | 2 | 2014 |
| constant-pressure water supply controlling method without pressure sensor | 2 | 2014 |
| dehumidifier and working method thereof | 2 | 2014 |
| extendable minimum connection wire scanning type interactive system for dehumidifier | 2 | 2014 |
| air door opening control device for dense barn controller and method thereof | 2 | 2011 |
| novel integrated structure of servo driving system of industrial sewing machine | 2 | 2009 |
| method and device for feedback control of air quantity of central air conditioner | 2 | 2009 |
| traction transformer for scott wiring | 2 | 2011 |
| method and device for detecting hall speedometer | 2 | 2009 |