CPC Subgroup Additional Only
B65H 2301/41346 separate elements engaging each end of the roll (e.g. chuck)
Full Title
Handling processes for sheets or webs > Type of handling process > Winding, unwinding > Supporting web roll > Both ends type arrangement > separate elements engaging each end of the roll (e.g. chuck)
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