CPC Subgroup
A61B 5/318 Heart-related electrical modalities, e.g. electrocardiography [ECG]
Full Title
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 > Heart-related electrical modalities, e.g. electrocardiography [ECG]
12 direct subcodes
Child Classifications
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- A61B 5/319 Circuits for simulating ECG signals
- A61B 5/321 Accessories or supplementary instruments therefor, e.g. cord hangers
- A61B 5/325 Preparing electrode sites, e.g. by abrasion
- A61B 5/327 Generation of artificial ECG signals based on measured signals, e.g. to compensate for missing leads
- A61B 5/329 Load diagnosis, e.g. cardiac stress tests
- A61B 5/33 specially adapted for cooperation with other devices
- A61B 5/332 Portable devices specially adapted therefor
- A61B 5/333 Recording apparatus specially adapted therefor
- A61B 5/339 Displays specially adapted therefor
- A61B 5/344 Foetal cardiography
- A61B 5/346 Analysis of electrocardiograms
- A61B 5/367 Electrophysiological study [EPS], e.g. electrical activation mapping or electro-anatomical mapping
Top Applicants
Top 10 applicants by patent filingsfor 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