B41L 31/00
Devices for removing flexible printing formes from forme cylinders
B41L31/00 (Devices for removing flexible printing formes from forme cylinders) appears on 38 US grants and 4 published applications in this corpus.
Search patents in B41L- Granted patents
- 38
- Published applications
- 4
- Assignees
- 13
- Inventors
- 54
- Latest grant
- 5 Jul 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 4 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Used-master security system for a printing apparatus5 Jul 2011US 7,971,528 B2Tohoku Ricoh Co., Ltd.
- Printing apparatus having plate discharge mechanism with air blowing unit28 Mar 2006US 7,017,491 B2Dainippon Screen Mfg.Co., Ltd.
- Method of and apparatus for compressing discharged stencil in stencil printer27 Apr 2004US 6,728,007 B2Riso Kagaku Corporation
- Stencil printing machine, stencil discharge apparatus and stencil printing system20 May 2003US 6,564,706 B1Riso Kagaku Corporation
- Plate removal apparatus in rotary printing press17 Sep 2002US 6,450,095 B1Komori Corporation
- Printing apparatus27 Oct 2005US 2005/0235855 A1Dainippon Screen Mfg.Co., Ltd.
- Used-master security system for a printing apparatus21 Jul 2005US 2005/0156750 A1Tohoku Ricoh Co., Ltd.
- Method of and apparatus for compressing discharged stencil in stencil printer26 Jun 2003US 2003/0117634 A1Riso Kagaku Corporation
- Stencil sheet discharging device of stencil printing machine4 Oct 2001US 2001/0025582 A1Riso Kagaku Corporation
Most cited
By later US patents
- Automatic plate replacing apparatus for printing press24US 5,406,888 AKomori Corporation · 1995
- Screen printing machine with waste printing plate discharge means19US 4,846,057 ARicoh Company, Ltd. · 1989
- Printing press discharge apparatus for mimeograph printing machine17US 5,323,706 ARicoh Company, Ltd. · 1994
- Process and printing press to produce multicolor impressions16US 4,905,595 AHeidelberger Druckmaschinen AG · 1990
- Apparatus for disposing of a used thermal stencil master sheet and a process for disposing of the same15US 5,133,919 ARiso Kagaku Corporation · 1992