CPC Main Group
G01T 5/00 Recording of movements or tracks of particles (spark chambers H01J47/00); Processing or analysis of such tracks
8 direct subcodes
Child Classifications
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- G01T 5/02 Processing of tracks; Analysis of tracks
- G01T 5/04 Cloud chambers, e.g. Wilson chamber
- G01T 5/06 Bubble chambers
- G01T 5/08 Scintillation chambers (discharge tubes H01J40/00, H01J47/00)
- G01T 5/10 Plates or blocks in which tracks of nuclear particles are made visible by after-treatment, e.g. using photographic emulsion, using mica
- G01T 5/12 Circuit arrangements with multi-wire or parallel-plate chambers, e.g. spark chambers (tubes per se H01J47/00)
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