CPC Main Group
B41J 11/00 Devices or arrangements for supporting or handling copy material in sheet or web form (script supports connected to the typewriter or printer B41J29/15)
29 direct subcodes
Child Classifications
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- B41J 11/02 Platens
- B41J 11/18 Platen-impression arrangements
- B41J 11/20 Platen adjustments for varying the strength of impression, for a varying number of papers, for wear or for alignment
- B41J 11/22 Paper-carriage guides or races
- B41J 11/24 Detents, brakes, or couplings for feed rollers or platens
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