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CPC Subgroup Additional Only
B41P 2213/302

using pneumatic energy, e.g. pressurised air

Full Title

Arrangements for actuating or driving printing presses; Auxiliary devices or processes > Constitutive elements of driving devices (driving reciprocating printing dies B41P2219/10) > Rotary energy transmitters, i.e. electric energy couplers > using pneumatic energy, e.g. pressurised air

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