G01T MEASUREMENT OF NUCLEAR OR X-RADIATION (radiation analysis of materials, mass spectrometry G01N23/00; tubes for determining the presence, intensity, density or energy of radiation or particles H01J47/00)
Description
G01T encompasses instruments and methods for detecting, measuring, and analyzing nuclear radiation and X-radiation, including their intensity, energy, and spectral properties. This subclass covers radiation detectors (such as ionization chambers, scintillation detectors, and semiconductor detectors), dosimetry devices, and associated electronic measurement systems used in medical imaging, nuclear medicine, radiation protection, and industrial applications. It includes techniques for quantifying dose rates, identifying radionuclides through spectroscopy, and monitoring radiation fields in real-time. Adjacent classifications cover related topics such as general testing procedures in G01 and specific applications in medical technology (A61) or nuclear reactor instrumentation (G21).
4 direct subcodes
Child Classifications
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- G01T 1/00 Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation (G01T3/00, G01T5/00 take precedence)
- G01T 3/00 Measuring neutron radiation (G01T5/00 takes precedence)
- G01T 5/00 Recording of movements or tracks of particles (spark chambers H01J47/00); Processing or analysis of such tracks
- G01T 7/00 Details of radiation-measuring instruments
Top Applicants
Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 21,460
- ROBERT BOSCH DE 17,801
- SGCC(STATE GRID CORPORATION OF CHINA) 17,347
- SAMSUNG ELECTRONICS COMPANY KR 13,192
- QUALCOMM US 9,900
- HALLIBURTON ENERGY SERVICES GROUP US 9,742
- PHILIPS ELECTRONICS NL 7,249
- MITSUBISHI ELECTRIC CORPORATION JP 6,503
- ZHEJIANG UNIVERSITY 6,414
- DENSO CORPORATION JP 6,382