GUANGZHOU KINGSER ELECTRONICS CO LTD has a total of 31 patent applications. It decreased the IP activity by 60.0%. Its first patent ever was published in 2015. It filed its patents most often in WIPO (World Intellectual Property Organization), EPO (European Patent Office) and Australia. Its main competitors in its focus markets electrical machinery and energy, basic communication technologies and measurement are GUANGZHOU JINSHI ELECTRONIC CO LTD, CHU JIN XIONG and GRIGSBY BARTON INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | WIPO (World Intellectual Property Organization) | 19 | |
#2 | EPO (European Patent Office) | 4 | |
#3 | Australia | 3 | |
#4 | United States | 3 | |
#5 | China | 1 | |
#6 | Republic of Korea | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Basic communication technologies | |
#3 | Measurement | |
#4 | Environmental technology |
# | Name | Total Patents |
---|---|---|
#1 | Guo Qiaoshi | 31 |
#2 | Nie Jia | 1 |
#3 | Guangzhou Kingser Electronics Co Ltd | 1 |
Publication | Filing date | Title |
---|---|---|
WO2019052458A1 | Direct-current arc-extinguishing apparatus | |
WO2019029550A1 | Arc extinguishing method and apparatus | |
WO2018161833A1 | Semi-controlled device drive throttling device | |
US2018006446A1 | Inrush current free switching apparatus and control method thereof | |
WO2017144004A1 | Drive apparatus for semi-controlled device | |
AU2017209642A1 | Half-controlled-type device drive method and apparatus, and hybrid device | |
KR20180102668A | Driving device and SOHO device for SOHO power device | |
WO2017125057A1 | Power device driving apparatus | |
WO2017143586A2 | Thyristor trigger apparatus |