IPC Main Group
B41F 31/00 Inking arrangements or devices
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- Subclass:
- PRINTING MACHINES OR PRESSES
10 direct subcodes
Child Classifications
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- B41F 31/02 Ducts, containers, supply or metering devices
- B41F 31/15 Devices for moving vibrator-rollers
- B41F 31/16 Continuous, e.g. endless, band apparatus
- B41F 31/18 for inking selected parts of printing formes
- B41F 31/2 Ink-removing or collecting devices
- B41F 31/22 for inking from interior of cylinder
- B41F 31/24 Absorbent pads
- B41F 31/26 Construction of inking rollers
- B41F 31/28 Spray apparatus, e.g. containing brushes
- B41F 31/3 Arrangements for tripping, lifting, adjusting, or removing inking rollers; Supports, bearings, or forks therefor
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