IPC Subgroup
H02N 1/1 with non-conductive charge carrier
Introduced: September 1968
Last revised: January 2006
Full Title
Electrostatic generators or motors using a solid moving electrostatic charge carrier > Influence generators > with non-conductive charge carrier
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
1 direct subcode
Child Classifications
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- H02N 1/12 in the form of a conveyor belt, e.g. van de Graaff machine
Top Applicants
Top 10 applicants by patent filingsfor class H02, 2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 54,496
- MITSUBISHI ELECTRIC CORPORATION JP 10,495
- TOYOTA MOTOR CORPORATION 9,464
- GUANGDONG POWER GRID CORPORATION 9,339
- ROBERT BOSCH DE 8,226
- SIEMENS DE 8,218
- DENSO CORPORATION 7,063
- MITSUBISHI ELECTRIC CORPORATION 6,619
- SAMSUNG ELECTRONICS COMPANY KR 5,826
- GREE ELECTRIC APPLIANCES 5,094