B65H 1/225
Round stack feeders
Official title: {Round stack feeders}
B65H1/225 (Round stack feeders) appears on 8 US grants and 2 published applications in this corpus.
Search patents in B65H- Granted patents
- 8
- Published applications
- 2
- Assignees
- 7
- Inventors
- 16
- Latest grant
- 20 Aug 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Paper feeding device20 Aug 2019US 10,384,890 B2Kabushiki Kaisha Toshiba
- Continuously feeding sheets with coil unwind control27 Feb 2001US 6,193,227 B1Grapha-Holding AG
- Rotary sheet feeder29 May 1990US 4,928,953 AMaschinenbau Oppenweiler Binder GmbH & Co. KG
- Method and apparatus for loading a circular sheet pile feeder27 Jan 1981US 4,247,093 AMaschinenbau Oppenweiler GmbH
- Circular stack sheet feeding device2 Sep 1980US 4,220,324 AMaschinenbau Oppenweiler GmbH
Most cited
By later US patents
- Continuous feeder17US 4,010,945 AMaschinenbau Oppenweiler GmbH · 1977
- Method and apparatus for loading a circular sheet pile feeder16US 4,247,093 AMaschinenbau Oppenweiler GmbH · 1981
- Semi-circular stack sheet feeding apparatus3US 4,204,667 AMaschinenbau Oppenweiler GmbH · 1980
- Circular stack sheet feeding device3US 4,220,324 AMaschinenbau Oppenweiler GmbH · 1980
- Rotary sheet feeder3US 4,928,953 AMaschinenbau Oppenweiler Binder GmbH & Co. KG · 1990