CPC Main Group
G01J 5/00 Radiation pyrometry, e.g. infrared or optical thermometry
24 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- G01J 5/02 Constructional details
- G01J 5/10 using electric radiation detectors
- G01J 5/38 using extension or expansion of solids or fluids
- G01J 5/46 using radiation pressure or radiometer effect
- G01J 5/48 Thermography; Techniques using wholly visual means
- G01J 5/52 using comparison with reference sources, e.g. disappearing-filament pyrometer
- G01J 5/58 using absorption; using extinction effect
- G01J 5/59 using polarisation; Details thereof
Top Applicants
Top 10 applicants by patent filingsfor 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