B41F 21/04
Grippers
Official title: Grippers ({B41F21/08, B41F21/10} B41F21/12, B41F21/14 take precedence)
B41F21/04 (Grippers) appears on 135 US grants and 86 published applications in this corpus.
Search patents in B41F- Granted patents
- 135
- Published applications
- 86
- Assignees
- 48
- Inventors
- 213
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 6 |
| 2003 | 2 | 3 |
| 2004 | 5 | 2 |
| 2005 | 3 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 5 |
| 2008 | 2 | 5 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 2 | 1 |
| 2012 | 1 | 0 |
| 2013 | 2 | 4 |
| 2014 | 2 | 3 |
| 2015 | 1 | 3 |
| 2016 | 4 | 3 |
| 2017 | 2 | 3 |
| 2018 | 2 | 5 |
| 2019 | 3 | 7 |
| 2020 | 6 | 6 |
| 2021 | 8 | 6 |
| 2022 | 4 | 5 |
| 2023 | 5 | 3 |
| 2024 | 3 | 2 |
| 2025 | 3 | 5 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Machine for producing 3D screen-printed articles7 Jul 2026US 12,673,485 B2Exentis Knowledge GmbH
- Printing unit comprising an alignment device, non-impact printing position, and curing device19 May 2026US 12,629,933 B2Koenig & Bauer Aktiengesellschaft
- Sheet processing machine with cooling roller and inspection device as well as a sheet printing machine with simultaneous double printing unit, curing device and cooling device23 Dec 2025US 12,502,882 B2Koenig & Bauer Aktiengesellschaft
- Equipment and methods for treating objects30 Sep 2025US 12,427,790 B2Velox-Puredigital Ltd.
- Printed output of digital printing systems12 Aug 2025US 12,384,145 B2Landa Corporation Ltd.
- Sheet processing machine with cooling roller and inspection device as well as a sheet printing machine with simultaneous double printing unit, curing device and cooling device14 Aug 2025US 2025/0256501 A1Koenig & Bauer Aktiengesellschaft
- Printing unit having two base modules and non-impact printing position3 Apr 2025US 2025/0108600 A1Koenig & Bauer Aktiengesellschaft
- Printing unit comprising an alignment device, non-impact printing nip, and curing device27 Mar 2025US 2025/0100269 A1Koenig & Bauer Aktiengesellschaft
- Device for handling of flat elements for a printing machine27 Mar 2025US 2025/0100270 A1Muratori Machines S.R.L.
- Device for detaching a textile from a printing plate6 Mar 2025US 2025/0074042 A1
Most cited
By later US patents
- Magnetic media holder for printer144US 9,656,487 B2Intermec Technologies Corporation · 2017
- Rotatable advance or forward gripper drum32US 4,290,595 AHeidelberger Druckmaschinen AG · 1981
- Sheet transfer apparatus for printing machine30US 4,132,403 AVEB Polygraph Leipzig Kombinat fuer Polygraphische Maschinen und Ausruestungen · 1979
- Drive for sheet feeder in printing press23US 4,458,893 AMAN Roland Druckmaschinen AG · 1984
- Suction apparatus22US 6,065,789 ASMC Corporation · 2000