CPC Subgroup
G01J 5/0803 Arrangements for time-dependent attenuation of radiation signals
Full Title
Radiation pyrometry, e.g. infrared or optical thermometry > Constructional details > Optical arrangements > Arrangements for time-dependent attenuation of radiation signals
2 direct subcodes
Child Classifications
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- G01J 5/0804 Shutters
- G01J 5/0805 Means for chopping radiation
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