CPC Subgroup
B41L 15/10 for multicolour printing; for perfecting
Full Title
Letterpress printing apparatus specially adapted for office or other commercial purposes (in general B41F; printing plates or foils, materials theref or B41N1/00) > for multicolour printing; for perfecting
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