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PCE
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CPC Subgroup
B41F 3/02

with impression cylinder or cylinders rotating unidirectionally

Full Title

Cylinder presses, i.e. presses essentially comprising at least one cylinder co-operating with at least one flat type-bed > with impression cylinder or cylinders rotating unidirectionally

3 direct subcodes

Child Classifications

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  • B41F 3/04 intermittently; Stop-cylinder presses
  • B41F 3/12 Twin presses, i.e. with more than one cylinder or type-bed

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