IPC Main Group
G01W 1/00 Meteorology
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- METEOROLOGY
Related Keywords
METEOROLOGY
9 direct subcodes
Child Classifications
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- G01W 1/02 Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed
- G01W 1/08 Adaptations of balloons, missiles, or aircraft for meteorological purposes; Radiosondes
- G01W 1/1 Devices for predicting weather conditions
- G01W 1/11 Devices for indicating atmospheric humidity
- G01W 1/12 Sunshine-duration recorders
- G01W 1/14 Rainfall or precipitation gauges
- G01W 1/16 Measuring atmospheric potential differences, e.g. due to electrical charges in clouds
- G01W 1/17 Catathermometers for measuring "cooling value" related either to weather conditions or to comfort of other human environment
- G01W 1/18 Testing or calibrating meteorological apparatus
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