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IPC Main Group
G01M 1/00

Testing static or dynamic balance of machines or structures

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PHYSICS
Class:
MEASURING; TESTING
Subclass:
TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR

Filing statistics

IPC G01M 1/00 belongs to the parent subclass G01M, which recorded 339,843 patent applications worldwide between 2013 and 2023. Annual filings grew from 15,255 in 2013 to 47,565 in 2023 (+212%). 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

Additional Content

Balancing rotary bowls of centrifuges Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude Determining vessel properties with respect to stability or balance Aircraft stabilisation not otherwise provided for In assembly, mounting or commissioning of wind motors, balancing static or dynamic imbalances Centring the rotor within the stator; Balancing the rotor

Related Keywords

testing BALANCE(S) of machines or structuresdetermining moment of INERTIA

6 direct subcodes

Child Classifications

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  • G01M 1/1 Determining the moment of inertia
  • G01M 1/12 Static balancing; Determining position of centre of gravity
  • G01M 1/38 Combined machines or devices for both determining and correcting imbalance

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