CPC Subgroup
B41J 11/24 Detents, brakes, or couplings for feed rollers or platens
Full Title
Devices or arrangements for supporting or handling copy material in sheet or web form (script supports connected to the typewriter or printer B41J29/15) > 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