IPC Subgroup
B41J 5/08 Character or syllable selected by means of keys or keyboards of the typewriter type
Introduced: September 1968
Last revised: January 2006
Full Title
Devices or arrangements for controlling character selection > Character or syllable selected by means of keys or keyboards of the typewriter type
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- Subclass:
- TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
Related Keywords
typewriter KEYBOARDS or keys therefor
7 direct subcodes
Child Classifications
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- B41J 5/1 Arrangements of keyboards
- B41J 5/12 Construction of key buttons
- B41J 5/14 Construction of key levers
- B41J 5/16 Mounting or connecting key buttons on or to key levers
- B41J 5/18 Locks
- B41J 5/26 Regulating touch, key dip or stroke, or the like
- B41J 5/28 Multiple-action keys, e.g. keys depressed by two or more amounts or movable in two or more directions to effect different functions or selections
Top Applicants
Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT
- SEIKO EPSON CORPORATION 14,672
- CANON 14,153
- RICOH COMPANY 8,049
- SEIKO EPSON CORPORATION JP 8,044
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,312
- BROTHER INDUSTRIES 6,887
- KYOCERA DOCUMENT SOLUTIONS 5,463
- CANON JP 5,001
- KONICA MINOLTA CORPORATION 4,512
- BROTHER INDUSTRIES JP 3,681