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CPC Subgroup
G10F 5/04

Tune barrels, sheets, rollers, spools, or the like

Full Title

Details or accessories > Tune barrels, sheets, rollers, spools, or the like

1 direct subcode

Child Classifications

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  • G10F 5/06 Driving or setting of tune barrels, discs, or the like; Winding, rewinding, or guiding of tune sheets or the like (handling webs or sheets in general B65H)

Top Applicants

Top 10 applicants by patent filingsfor class G10, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 6,277
  2. GOOGLE US 5,429
  3. FRAUNHOFER DE 4,984
  4. SONY CORPORATION JP 2,808
  5. HUAWEI TECHNOLOGIES COMPANY CN 2,577
  6. MICROSOFT TECHNOLOGY LICENSING US 2,382
  7. DOLBY LABORATORIES LICENSING CORPORATION US 2,123
  8. QUALCOMM US 2,117
  9. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,049
  10. AMAZON TECHNOLOGIES US 1,924