CPC Main Group
B41F 1/00 Platen presses, i.e. presses in which printing is effected by at least one essentially-flat pressure-applying member co-operating with a flat type-bed
9 direct subcodes
Child Classifications
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- B41F 1/02 Hand-operated platen presses
- B41F 1/04 for mono-impression printing, e.g. on sheets
- B41F 1/10 for multi-impression printing in one or more colours, e.g. on webs
- B41F 1/16 for offset printing
- B41F 1/18 for lithography
- B41F 1/20 for perfecting sheets, i.e. for printing on both sides of sheets
- B41F 1/22 specially adapted for printing heads, e.g. letter heads
- B41F 1/24 specially adapted for proof printing
- B41F 1/26 Details
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