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:
Measuring arrangements giving results other than momentary value of variable, of general application
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
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- 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 1/14 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
- 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
Top Applicants (CPC)
Class G01,2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 21,460
- ROBERT BOSCH DE 17,801
- SGCC(STATE GRID CORPORATION OF CHINA) 17,347
- SAMSUNG ELECTRONICS COMPANY KR 13,192
- QUALCOMM US 9,900
- HALLIBURTON ENERGY SERVICES GROUP US 9,742
- PHILIPS ELECTRONICS NL 7,249
- MITSUBISHI ELECTRIC CORPORATION JP 6,503
- ZHEJIANG UNIVERSITY 6,414
- DENSO CORPORATION JP 6,382