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IPC Subgroup
G01P 13/02

Indicating direction only, e.g. by weather vane

Introduced: September 1968

Last revised: January 2006

Full Title

Indicating or recording presence or absence of movement; Indicating or recording of direction of movement > Indicating direction only, e.g. by weather vane

Classification Context

Section:
PHYSICS
Class:
MEASURING; TESTING
Subclass:
MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION OR SHOCK; INDICATING PRESENCE OR ABSENCE OF MOVEMENT; INDICATING DIRECTION OF MOVEMENT

Filing statistics

IPC G01P 13/02 belongs to the parent subclass G01P, which recorded 60,027 patent applications worldwide between 2013 and 2023. Annual filings grew from 4,116 in 2013 to 6,048 in 2023 (+47%), peaking at 6,844 applications in 2020. The most active applicants in class G01 are SGCC(STATE GRID CORPORATION OF CHINA) (41,447 applications), CHINESE ACADEMY OF SCIENCES (32,952 applications) and ROBERT BOSCH (16,470 applications).

Source: EPO PATSTAT, worldwide filings

Related Keywords

wind VANESmeasuring direction of WIND

1 direct subcode

Child Classifications

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  • G01P 13/04 Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement

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