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IPC Subgroup
G01W 1/02

Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed

Introduced: September 1968

Last revised: January 2006

Full Title

Meteorology > Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed

Classification Context

Section:
PHYSICS
Class:
MEASURING; TESTING
Subclass:
METEOROLOGY

Related Keywords

indicating WEATHER conditions

2 direct subcodes

Child Classifications

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  • G01W 1/04 giving only separate indications of the variables measured
  • G01W 1/06 giving a combined indication of weather conditions

Top Applicants

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

  1. SGCC(STATE GRID CORPORATION OF CHINA) 41,447
  2. CHINESE ACADEMY OF SCIENCES 32,952
  3. ROBERT BOSCH DE 16,470
  4. SAMSUNG ELECTRONICS COMPANY KR 10,052
  5. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 9,573
  6. ZHEJIANG UNIVERSITY 9,529
  7. GUANGDONG POWER GRID CORPORATION 8,615
  8. TSINGHUA UNIVERSITY 7,805
  9. HALLIBURTON ENERGY SERVICES GROUP US 7,796
  10. QUALCOMM US 7,171