IPC Subgroup
G01G 13/24 Weighing mechanism control arrangements for automatic feed or discharge
Introduced: September 1968
Last revised: January 2006
Full Title
Weighing apparatus with automatic feed or discharge for weighing-out batches of material > Weighing mechanism control arrangements for automatic feed or discharge
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- WEIGHING
4 direct subcodes
Child Classifications
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- G01G 13/26 involving fluid-pressure systems
- G01G 13/28 involving variation of an electrical variable which is used to control loading or discharge of the receptacle
- G01G 13/3 involving limit switches or position-sensing switches
- G01G 13/34 involving mechanical linkage motivated by the weighing mechanism
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