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PCE
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IPC Subgroup
G01T 1/172

with coincidence circuit arrangements

Introduced: July 1974

Last revised: January 2006

Full Title

Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation > Measuring radiation intensity > Circuit arrangements not adapted to a particular type of detector > with coincidence circuit arrangements

Classification Context

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

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