Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Main Group
G01D 1/00

Measuring arrangements giving results other than momentary value of variable, of general application (G01D3/00 takes precedence; in tariff metering apparatus G01D4/00; transducers not specially adapted for a specific variable G01D5/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Measuring arrangements giving results other than momentary value of variable, of general application

CPC: Measuring arrangements giving results other than momentary value of variable, of general application (G01D3/00 takes precedence; in tariff metering apparatus G01D4/00; transducers not specially adapted for a specific variable G01D5/00)

Full Title

Full titles differ between systems:

IPC:

Measuring arrangements giving results other than momentary value of variable, of general application

CPC:

Measuring arrangements giving results other than momentary value of variable, of general application (G01D3/00 takes precedence; in tariff metering apparatus G01D4/00; transducers not specially adapted for a specific variable G01D5/00)

IPC and CPC are identically structured here. All 7 subcodes exist in both systems.

3 shared codes have differing titles between IPC and CPC.

Child Classifications

Navigate with arrow keys, Enter to open

  • G01D 1/02 giving mean values, e.g. root means square values (measuring root mean square values of currents or voltages G01R19/02) IPC+CPC Available in IPC and CPC
  • G01D 1/10 giving differentiated values IPC+CPC Available in IPC and CPC
  • G01D 1/12 giving a maximum or minimum of a value IPC+CPC Available in IPC and CPC
  • G01D 1/14 giving a distribution function of a value, i.e. number of times the value comes within specified ranges of amplitude IPC+CPC Available in IPC and CPC
  • G01D 1/16 giving a value which is a function of two or more values, e.g. product or ratio IPC+CPC Available in IPC and CPC
  • G01D 1/18 with arrangements for signalling that a predetermined value of an unspecified parameter has been exceeded (G01D1/14 takes precedence) since 1980 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