Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Main Group
G01L 3/00

Measuring torque, work, mechanical power, or mechanical efficiency, in general

4 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • G01L 3/26 Devices for measuring efficiency, i.e. the ratio of power output to power input

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