Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subclass Not Allocatable
G01W

METEOROLOGY (radar, sonar, lidar or analogous systems, designed for meteorological use G01S13/95, G01S15/88, G01S17/95)

Description

G01W covers instruments and methods for measuring meteorological phenomena and atmospheric conditions. This includes devices for measuring temperature, humidity, atmospheric pressure, wind speed and direction, precipitation, cloud formation, and other weather-related parameters. The classification encompasses weather stations, radiosondes, barometers, anemometers, rain gauges, and associated data collection systems used in meteorological observation and forecasting. Applications extend from basic weather monitoring to climate research and atmospheric science studies.

Filing statistics

CPC subclass G01W recorded 16,608 patent applications worldwide between 2013 and 2023. Annual filings grew from 639 in 2013 to 2,250 in 2023 (+252%). The most active applicants in class G01 are CHINESE ACADEMY OF SCIENCES (21,460 applications), ROBERT BOSCH (17,801 applications) and SGCC(STATE GRID CORPORATION OF CHINA) (17,347 applications).

Source: EPO PATSTAT, worldwide filings

3 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • G01W 2201/00 Weather detection, monitoring or forecasting for establishing the amount of global warming
  • G01W 2203/00 Real-time site-specific personalized weather information, e.g. nowcasting

Top Applicants

Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 21,460
  2. ROBERT BOSCH DE 17,801
  3. SGCC(STATE GRID CORPORATION OF CHINA) 17,347
  4. SAMSUNG ELECTRONICS COMPANY KR 13,192
  5. QUALCOMM US 9,900
  6. HALLIBURTON ENERGY SERVICES GROUP US 9,742
  7. PHILIPS ELECTRONICS NL 7,249
  8. MITSUBISHI ELECTRIC CORPORATION JP 6,503
  9. ZHEJIANG UNIVERSITY 6,414
  10. DENSO CORPORATION JP 6,382