CPC Main Group
B41F 13/00 Common details of rotary presses or machines
13 direct subcodes
Child Classifications
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- B41F 13/004 Electric or hydraulic features of drives
- B41F 13/008 Mechanical features of drives, e.g. gears, clutches
- B41F 13/016 Brakes
- B41F 13/02 Conveying or guiding webs through presses or machines
- B41F 13/08 Cylinders
- B41F 13/44 Arrangements to accommodate interchangeable cylinders of different sizes to enable machine to print on areas of different sizes
- B41F 13/46 Printing units for inserting latest news
- B41F 13/48 Arrangements to enable printing to be effected over selected areas of a single forme cylinder (by inking selected areas B41F31/18)
- B41F 13/54 Auxiliary folding, cutting, collecting or depositing of sheets or webs
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