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CPC Subgroup
B41K 3/54

Inking devices

Full Title

Apparatus for stamping articles having integral means for supporting the articles to be stamped (means for printing on articles of special shape or having a surface of particular configuration B41F17/00) > Inking devices

3 direct subcodes

Child Classifications

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  • B41K 3/56 using inking pads
  • B41K 3/58 using ink ribbons, ink sheets, or carbon tape or paper
  • B41K 3/60 using rollers, e.g. rollers with integral ink-supply devices

Top Applicants

Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 8,446
  2. SEIKO EPSON CORPORATION JP 8,438
  3. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
  4. CANON JP 5,419
  5. CANON 4,156
  6. BROTHER INDUSTRIES JP 3,763
  7. BROTHER INDUSTRIES 2,779
  8. RICOH COMPANY JP 2,717
  9. FUJIFILM JP 2,423
  10. RICOH COMPANY 1,739