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CPC Subgroup
B23K 20/10

making use of vibrations, e.g. ultrasonic welding

Full Title

Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating > making use of vibrations, e.g. ultrasonic welding

Filing statistics

CPC B23K 20/10 belongs to the parent subclass B23K, which recorded 264,007 patent applications worldwide between 2013 and 2023. Annual filings grew from 15,380 in 2013 to 25,621 in 2023 (+67%), peaking at 29,742 applications in 2020. The most active applicants in class B23 are ITW (ILLINOIS TOOL WORKS) (3,642 applications), DISCO CORPORATION (3,316 applications) and FANUC (3,111 applications).

Source: EPO PATSTAT, worldwide filings

2 direct subcodes

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT

  1. ITW (ILLINOIS TOOL WORKS) US 3,642
  2. DISCO CORPORATION JP 3,316
  3. FANUC JP 3,111
  4. ROBERT BOSCH DE 2,711
  5. FANUC 2,163
  6. GE (GENERAL ELECTRIC COMPANY) US 2,113
  7. ISCAR IL 1,516
  8. SIEMENS DE 1,459
  9. LINCOLN GLOBAL US 1,433
  10. KOBE STEEL JP 1,423