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PCE
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DIFF Subgroup
G06C 15/08

Multiplying or dividing devices; Devices for computing the exponent or root

Introduced: September 1968

Full Title

Computing mechanisms; Actuating devices therefor > Multiplying or dividing devices; Devices for computing the exponent or root

IPC and CPC are identically structured here. All 6 subcodes exist in both systems.

Child Classifications

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  • G06C 15/10 having more than one denominational set of keys operating directly on computing mechanism IPC+CPC Available in IPC and CPC
  • G06C 15/12 having pin carriage IPC+CPC Available in IPC and CPC
  • G06C 15/14 having pin wheel, e.g. Odhner type IPC+CPC Available in IPC and CPC
  • G06C 15/16 having stepped-toothed actuating drums, e.g. Thomas type IPC+CPC Available in IPC and CPC
  • G06C 15/18 having multiplication table for forming partial products IPC+CPC Available in IPC and CPC
  • G06C 15/20 adapted for short-cut multiplication or division IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G06,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 66,669
  2. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 62,313
  3. MICROSOFT TECHNOLOGY LICENSING US 41,918
  4. GOOGLE US 32,969
  5. SGCC(STATE GRID CORPORATION OF CHINA) 30,822
  6. INTEL CORPORATION US 30,010
  7. TENCENT TECHNOLOGY (SHENZHEN) COMPANY 28,235
  8. HUAWEI TECHNOLOGIES COMPANY CN 26,079
  9. APPLE US 21,891
  10. HUAWEI TECHNOLOGIES COMPANY 20,505

Top Applicants (CPC)

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