WONG MEMIE MEI MEI has a total of 16 patent applications. Its first patent ever was published in 2003. It filed its patents most often in United States, Hong Kong and China. Its main competitors in its focus markets electrical machinery and energy are A P LUNDBERG AND SONS LTD, XIAMEN HONGYUANDA ELECTRIC APPLIANCE CO LTD and WM SANDERS & CO WEDNESBURY LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 8 | |
#2 | Hong Kong | 3 | |
#3 | China | 2 | |
#4 | EPO (European Patent Office) | 2 | |
#5 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy |
# | Name | Total Patents |
---|---|---|
#1 | Wong Memie Mei Mei | 15 |
#2 | Wong Sam Yun Sum | 13 |
Publication | Filing date | Title |
---|---|---|
US9147946B1 | Electrical cable connector | |
US2011315531A1 | Electrical switch with casing and holder mountable on the casing | |
US2011284350A1 | Electrical switch | |
US7635279B1 | Electrical cable connector | |
US2009316318A1 | Protection circuit for limiting operating power of electrical device and method thereof | |
US2007235314A1 | Electrical rotary switch | |
US2007175742A1 | Electrical switch and fixed contact therefor | |
US2006128205A1 | Electrical cable connector | |
GB0313295D0 | Electrical switch |