CPC Subgroup
G01N 11/10 by moving a body within the material
Full Title
Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties > by moving a body within the material
4 direct subcodes
Child Classifications
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- G01N 11/12 by measuring rising or falling speed of the body; by measuring penetration of wedged gauges (G01N11/16 takes precedence)
- G01N 11/14 by using rotary bodies, e.g. vane (G01N11/16 takes precedence)
- G01N 11/16 by measuring damping effect upon oscillatory body
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