CPC Subgroup
B41F 3/14 with impression cylinder or cylinders rotating in opposite directions during each working cycle
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 in opposite directions during each working cycle
1 direct subcode
Child Classifications
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- B41F 3/16 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
- SEIKO EPSON CORPORATION 8,446
- SEIKO EPSON CORPORATION JP 8,438
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
- CANON JP 5,419
- CANON 4,156
- BROTHER INDUSTRIES JP 3,763
- BROTHER INDUSTRIES 2,779
- RICOH COMPANY JP 2,717
- FUJIFILM JP 2,423
- RICOH COMPANY 1,739