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CPC Subgroup
G06G 7/40

of partial differential equations (analogue computers for specific processes, systems or devices, e.g. simulators, G06G7/48)

Full Title

Devices in which the computing operation is performed by varying electric or magnetic quantities > Arrangements for performing computing operations, e.g. amplifiers specially adapted therefor > for solving of equations > of differential or integral equations > of partial differential equations (analogue computers for specific processes, systems or devices, e.g. simulators, G06G7/48)

3 direct subcodes

Child Classifications

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  • G06G 7/42 using electrolytic tank
  • G06G 7/44 using continuous medium, current-sensitive paper
  • G06G 7/46 using discontinuous medium, e.g. resistance network

Top Applicants

Top 10 applicants by patent filingsfor class G06, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 76,952
  2. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 62,841
  3. MICROSOFT TECHNOLOGY LICENSING US 44,778
  4. GOOGLE US 35,735
  5. INTEL CORPORATION US 32,087
  6. HUAWEI TECHNOLOGIES COMPANY CN 30,572
  7. TENCENT TECHNOLOGY (SHENZHEN) COMPANY 25,023
  8. APPLE US 23,482
  9. SGCC(STATE GRID CORPORATION OF CHINA) 22,548
  10. HUAWEI TECHNOLOGIES COMPANY 20,917