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PCE
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CPC Subgroup
G01K 7/04

the object to be measured not forming one of the thermoelectric materials

Full Title

Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat (giving results other than momentary value of temperature G01K3/00) > using thermoelectric elements, e.g. thermocouples > the object to be measured not forming one of the thermoelectric materials

1 direct subcode

Child Classifications

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  • G01K 7/06 the thermoelectric materials being arranged one within the other with the junction at one end exposed to the object, e.g. sheathed type

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