CPC Subgroup Additional Only
B65H 2405/45 Shafts for winding/unwinding
Full Title
Parts for holding the handled material > Holders, supports for rolls > Shafts for winding/unwinding
4 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B65H 2405/451 Radially extending end abuttments
- B65H 2405/452 Active holding elements, e.g. inflatable bladders
- B65H 2405/453 Passive holding elements, e.g. spring-biased pins
- B65H 2405/454 Means for penetrating into the core material, e.g. for transmitting torque
Top Applicants
Top 10 applicants by patent filingsfor class B65, 2013–2023, worldwide · Source: EPO PATSTAT
- P&G (PROCTER & GAMBLE COMPANY) US 3,369
- KRONES DE 3,304
- TETRA LAVAL HOLDINGS & FINANCE CH 2,227
- CANON JP 2,051
- AUTOSTORE TECHNOLOGY NO 1,731
- GPI (GRAPHIC PACKAGING INTERNATIONAL) US 1,707
- CANON 1,693
- G.D IT 1,678
- MURATA MACHINERY JP 1,664
- DAIFUKU COMPANY JP 1,654