G01T 1/16 Measuring radiation intensity
Introduced: September 1968
Last revised: January 2006
Full Title
Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation > Measuring radiation intensity
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASUREMENT OF NUCLEAR OR X-RADIATION
Filing statistics
IPC G01T 1/16 belongs to the parent subclass G01T, which recorded 38,118 patent applications worldwide between 2013 and 2023. Annual filings declined from 3,303 in 2013 to 3,275 in 2023 (-1%), peaking at 3,821 applications in 2019. The most active applicants in class G01 are SGCC(STATE GRID CORPORATION OF CHINA) (41,447 applications), CHINESE ACADEMY OF SCIENCES (32,952 applications) and ROBERT BOSCH (16,470 applications).
Source: EPO PATSTAT, worldwide filings
11 direct subcodes
Child Classifications
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- G01T 1/161 Applications in the field of nuclear medicine, e.g. counting
- G01T 1/167 Measuring radioactive content of objects, e.g. contamination
- G01T 1/169 Exploration, location of contaminated surface areas
- G01T 1/17 Circuit arrangements not adapted to a particular type of detector
- G01T 1/18 with counting-tube arrangements, e.g. with Geiger counters
- G01T 1/185 with ionisation-chamber arrangements
- G01T 1/2 with scintillation detectors
- G01T 1/22 with Cerenkov detectors
- G01T 1/24 with semiconductor detectors
- G01T 1/26 with resistance detectors
- G01T 1/28 with secondary-emission detectors
Top Applicants
Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 41,447
- CHINESE ACADEMY OF SCIENCES 32,952
- ROBERT BOSCH DE 16,470
- SAMSUNG ELECTRONICS COMPANY KR 10,052
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 9,573
- ZHEJIANG UNIVERSITY 9,529
- GUANGDONG POWER GRID CORPORATION 8,615
- TSINGHUA UNIVERSITY 7,805
- HALLIBURTON ENERGY SERVICES GROUP US 7,796
- QUALCOMM US 7,171