CC

Chan Ching

PC Perfect Union Co.: 40 patents #1 of 3Top 35%
Overall (All Time): #73,868 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
8894049 Fan heater with humidifier 2014-11-25
D680636 Electronic humidifier and heater 2013-04-23
D674067 Bedside cabinet electronic heater 2013-01-08
D671095 Multimedia speaker 2012-11-20
D652903 Electric heater 2012-01-24
D643913 Baseboard heater 2011-08-23
D630187 Portable speaker 2011-01-04
D617440 Chargeable fan 2010-06-08
D616080 Electric heater 2010-05-18
D612036 Air filter 2010-03-16
7450356 Rotation speed controller for fans 2008-11-11
D567347 Electric heater 2008-04-22
D566690 Multimedia speaker 2008-04-15
D565029 Multimedia speaker set 2008-03-25
D561174 Multimedia speaker 2008-02-05
D557779 Electric heater Chad Ricker 2007-12-18
D546429 Electric heater Chad Ricker 2007-07-10
D546430 Electric heater Chad Ricker 2007-07-10
D545952 Electric heater Chad Ricker 2007-07-03
D545950 Electric heater Chad Ricker 2007-07-03
D538415 Ceramic electric heater 2007-03-13
D538297 MP3 player 2007-03-13
D532881 Electric heater 2006-11-28
D532884 Electric heater 2006-11-28
D532879 Electric heater 2006-11-28