The report contains ten-year analysis with the following sections
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wolong electric (group) company | 57 |
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 |