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PCE
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DIFF Subgroup
G01T 1/17

Circuit arrangements not adapted to a particular type of detector

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

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

CPC:

Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation (G01T3/00, G01T5/00 take precedence) > Measuring radiation intensity (G01T1/29 takes precedence ) > Circuit arrangements not adapted to a particular type of detector

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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  • G01T 1/171 CPC only CPC only
  • G01T 1/172 with coincidence circuit arrangements (G01T1/178 takes precedence ) since 1974 IPC+CPC Available in IPC and CPC
  • G01T 1/175 Power supply circuits since 1974 IPC+CPC Available in IPC and CPC
  • G01T 1/178 for measuring specific activity in the presence of other radioactive substances, e.g. natural, in the air or in liquids such as rain water since 1974 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class G01,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 21,460
  2. ROBERT BOSCH DE 17,801
  3. SGCC(STATE GRID CORPORATION OF CHINA) 17,347
  4. SAMSUNG ELECTRONICS COMPANY KR 13,192
  5. QUALCOMM US 9,900
  6. HALLIBURTON ENERGY SERVICES GROUP US 9,742
  7. PHILIPS ELECTRONICS NL 7,249
  8. MITSUBISHI ELECTRIC CORPORATION JP 6,503
  9. ZHEJIANG UNIVERSITY 6,414
  10. DENSO CORPORATION JP 6,382