CPC Subgroup
H02M 7/26 using open-spark devices, e.g. Marx rectifier
Full Title
Conversion of AC power input into DC power output; Conversion of DC power input into AC power output > Conversion of AC power input into DC power output without possibility of reversal > by static converters > using open-spark devices, e.g. Marx rectifier
Top Applicants
Top 10 applicants by patent filingsfor class H02, 2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 24,515
- MITSUBISHI ELECTRIC CORPORATION JP 11,346
- SIEMENS DE 9,026
- ROBERT BOSCH DE 9,005
- SAMSUNG ELECTRONICS COMPANY KR 6,729
- GUANGDONG POWER GRID CORPORATION 5,740
- DENSO CORPORATION JP 5,077
- LG ELECTRONICS KR 5,041
- LG INNOTEK COMPANY KR 4,442
- TOYOTA MOTOR CORPORATION 4,349