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CPC Subgroup
B41J 33/38

Slow, e.g. "creep", feed mechanisms

Full Title

Apparatus or arrangements for feeding ink ribbons or like character-size impression-transfer material > Ribbon-feed devices or mechanisms > Slow, e.g. "creep", feed mechanisms

3 direct subcodes

Child Classifications

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  • B41J 33/386 the ribbon being fed only by operation of the line spacing mechanism
  • B41J 33/388 the ribbon being fed only when type impression takes place

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