DIFF Subgroup
G12B 3/10 using eddy currents
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details of movements not otherwise provided for > Damping of movements, e.g. to promote rapid non-oscillatory movement to a final reading > using eddy currents
CPC:
Details of movements not otherwise provided for (damping of shock or vibrations in general F16F; avoiding out-of-balance forces F16F15/00; testing balance G01M) > Damping of movements, e.g. to promote rapid non-oscillatory movement to a final reading > using eddy currents
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class G12,2013–2023, worldwide · Source: EPO PATSTAT
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 90
- ROBERT BOSCH DE 46
- SICK DE 26
- TIANJIN UNIVERSITY 24
- CHINESE ACADEMY OF SCIENCES 23
- NSK 22
- CARL ZEISS SMT DE 22
- ENDRESS + HAUSER & COMPANY DE 21
- SUZHOU MICRO AUTOMATION TECHNOLOGY COMPANY 20
- AUDI DE 20
Top Applicants (CPC)
Class G12,2013–2023, worldwide · Source: EPO PATSTAT
- BECTON, DICKINSON & COMPANY US 20
- LANDIS & GYR CH 17
- TIANJIN UNIVERSITY 16
- AUDI DE 14
- SAMSUNG ELECTRONICS COMPANY KR 13
- ARCHI ENTERPRISES CA 12
- RITTAL & COMPANY DE 11
- SIEMENS DE 11
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 10
- ROBERT BOSCH DE 10