A61B 5/369 Electroencephalography [EEG]
Introduced: January 2021
Full Title
Full titles differ between systems:
Measuring for diagnostic purposes; Identification of persons > Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof > Modalities, i.e. specific diagnostic methods > Electroencephalography [EEG]
Measuring for diagnostic purposes (radiation diagnosis A61B6/00; diagnosis by ultrasonic, sonic or infrasonic waves A61B8/00); Identification of persons > Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof > Modalities, i.e. specific diagnostic methods > Electroencephalography [EEG]
IPC and CPC are identically structured here. All 6 subcodes exist in both systems.
IPC defines codes here since 2021.
Child Classifications
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- A61B 5/37 Intracranial electroencephalography [IC-EEG], e.g. electrocorticography [ECoG] since 2021 IPC+CPC Available in IPC and CPC
- A61B 5/384 Recording apparatus or displays specially adapted therefor since 2021 IPC+CPC Available in IPC and CPC
- A61B 5/386 Accessories or supplementary instruments therefor since 2021 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A61,2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 18,523
- NOVARTIS CH 14,253
- COVIDIEN US 13,953
- ROCHE CH 12,005
- CHINESE ACADEMY OF SCIENCES 11,955
- UNIVERSITY OF CALIFORNIA US 11,692
- HARVARD UNIVERSITY US 11,596
- L'OREAL FR 11,593
- P&G (PROCTER & GAMBLE COMPANY) US 11,297
- OLYMPUS CORPORATION JP 9,594
Top Applicants (CPC)
Class A61,2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 20,621
- NOVARTIS CH 15,792
- ROCHE CH 14,303
- COVIDIEN US 13,862
- HARVARD UNIVERSITY US 13,454
- UNIVERSITY OF CALIFORNIA US 12,798
- P&G (PROCTER & GAMBLE COMPANY) US 12,140
- L'OREAL FR 11,800
- OLYMPUS CORPORATION JP 9,894
- BOSTON SCIENTIFIC SCIMED US 9,513