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CPC Subgroup
B41B 11/28

Star wheels or other stacking devices for matrices and space bands; Guides associated therewith

Full Title

Details of, or accessories for, machines for mechanical composition using matrices for individual characters which are selected and assembled for type casting or moulding > Devices or arrangements for assembling matrices and space bands (control devices therefor B41B27/44) > Star wheels or other stacking devices for matrices and space bands; Guides associated therewith

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