Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves

Introduced: September 1968

Last revised: January 2021

Full Title

Measuring for diagnostic purposes; Identification of persons > Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves

Classification Context

Section:: HUMAN NECESSITIES
Class:: MEDICAL OR VETERINARY SCIENCE; HYGIENE
Subclass:: DIAGNOSIS; SURGERY; IDENTIFICATION

Additional Content

Measuring movement of the entire body or parts thereof Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof

5 direct subcodes

Child Classifications

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A61B 5/0507 using microwaves or terahertz waves
A61B 5/0515 Magnetic particle imaging
A61B 5/0522 Magnetic induction tomography
A61B 5/053 Measuring electrical impedance or conductance of a portion of the body
A61B 5/055 involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging

Top Applicants

Top 10 applicants by patent filingsfor 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