CPC Subgroup
G01C 19/56 Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces
Full Title
Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects > Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces
9 direct subcodes
Child Classifications
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- G01C 19/5607 using vibrating tuning forks (double-ended tuning forks using planar vibrating masses suspended at opposite ends G01C19/5719)
- G01C 19/5635 using vibrating wires or strings
- G01C 19/5642 using vibrating bars or beams
- G01C 19/567 using the phase shift of a vibration node or antinode
- G01C 19/5698 using acoustic waves, e.g. surface acoustic wave gyros
- G01C 19/5705 using masses driven in reciprocating rotary motion about an axis
- G01C 19/5719 using planar vibrating masses driven in a translation vibration along an axis
- G01C 19/5776 Signal processing not specific to any of the devices covered by groups G01C19/5607 - G01C19/5719
- G01C 19/5783 Mountings or housings not specific to any of the devices covered by groups G01C19/5607 - G01C19/5719
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