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IPC Main Group
G01T 1/00

Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PHYSICS
Class:
MEASURING; TESTING
Subclass:
MEASUREMENT OF NUCLEAR OR X-RADIATION

8 direct subcodes

Child Classifications

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  • G01T 1/15 Instruments in which pulses generated by a radiation detector are integrated, e.g. by a diode pump circuit
  • G01T 1/29 Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
  • G01T 1/3 Measuring half-life of a radioactive substance
  • G01T 1/32 Measuring polarisation of particles
  • G01T 1/34 Measuring cross-section, e.g. absorption cross-section of particles

Top Applicants

Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 41,447
  2. CHINESE ACADEMY OF SCIENCES 32,952
  3. ROBERT BOSCH DE 16,470
  4. SAMSUNG ELECTRONICS COMPANY KR 10,052
  5. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 9,573
  6. ZHEJIANG UNIVERSITY 9,529
  7. GUANGDONG POWER GRID CORPORATION 8,615
  8. TSINGHUA UNIVERSITY 7,805
  9. HALLIBURTON ENERGY SERVICES GROUP US 7,796
  10. QUALCOMM US 7,171