IPC Subgroup
G01K 7/1 Arrangements for compensating for auxiliary variables, e.g. length of lead
Introduced: September 1968
Last revised: January 2006
Full Title
Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat > using thermoelectric elements, e.g. thermocouples > Arrangements for compensating for auxiliary variables, e.g. length of lead
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
1 direct subcode
Child Classifications
Navigate with arrow keys, Enter to open
- G01K 7/12 Arrangements with respect to the cold junction, e.g. preventing influence of temperature of surrounding air
Top Applicants
Top 10 applicants by patent filingsfor 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