B65H 43/02 detecting, or responding to, absence of articles
Introduced: September 1968
Last revised: January 2006
Full Title
Use of control, checking, or safety devices, e.g. automatic devices comprising an element for sensing a variable > detecting, or responding to, absence of articles
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- Subclass:
- HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
Filing statistics
IPC B65H 43/02 belongs to the parent subclass B65H, which recorded 387,782 patent applications worldwide between 2013 and 2023. Annual filings grew from 15,473 in 2013 to 53,694 in 2023 (+247%), peaking at 56,827 applications in 2020. The most active applicants in class B65 are CANON (3,755 applications), SGCC(STATE GRID CORPORATION OF CHINA) (3,721 applications) and YOSHINO KOGYOSHO COMPANY (3,659 applications).
Source: EPO PATSTAT, worldwide filings
Top Applicants
Top 10 applicants by patent filingsfor class B65, 2013–2023, worldwide · Source: EPO PATSTAT
- CANON 3,755
- SGCC(STATE GRID CORPORATION OF CHINA) 3,721
- YOSHINO KOGYOSHO COMPANY 3,659
- DNP (DAINIPPON PRINTING COMPANY) 3,573
- KRONES DE 3,114
- P&G (PROCTER & GAMBLE COMPANY) US 2,777
- TOPPAN PRINTING COMPANY 2,720
- SEIKO EPSON CORPORATION 2,574
- KYOCERA DOCUMENT SOLUTIONS 2,371
- RICOH COMPANY 2,349