CPC Subgroup
B41J 19/18 Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
Full Title
Character- or line-spacing mechanisms > Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
6 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B41J 19/20 Positive-feed character-spacing mechanisms (controlled by escapements B41J19/52)
- B41J 19/34 Escapement-feed character-spacing mechanisms
- B41J 19/60 Auxiliary feed or adjustment devices
- B41J 19/66 Carriage-release mechanisms
- B41J 19/68 Carriage-return mechanisms, e.g. manually actuated
- B41J 19/74 with special means to maintain character-spacing or back- spacing elements in engagement during case-shift or like movement
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