B41F 21/10
Combinations of transfer drums and grippers
B41F21/10 (Combinations of transfer drums and grippers) appears on 416 US grants and 188 published applications in this corpus.
Search patents in B41F- Granted patents
- 416
- Published applications
- 188
- Assignees
- 85
- Inventors
- 438
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 8 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 18 | 0 |
| 1989 | 22 | 0 |
| 1990 | 6 | 0 |
| 1991 | 11 | 0 |
| 1992 | 14 | 0 |
| 1993 | 20 | 0 |
| 1994 | 5 | 0 |
| 1995 | 19 | 0 |
| 1996 | 15 | 0 |
| 1997 | 9 | 0 |
| 1998 | 10 | 0 |
| 1999 | 13 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 5 |
| 2002 | 4 | 18 |
| 2003 | 14 | 10 |
| 2004 | 19 | 14 |
| 2005 | 15 | 11 |
| 2006 | 6 | 15 |
| 2007 | 6 | 10 |
| 2008 | 13 | 22 |
| 2009 | 6 | 4 |
| 2010 | 7 | 8 |
| 2011 | 3 | 1 |
| 2012 | 4 | 4 |
| 2013 | 5 | 8 |
| 2014 | 9 | 5 |
| 2015 | 1 | 3 |
| 2016 | 11 | 8 |
| 2017 | 3 | 0 |
| 2018 | 6 | 7 |
| 2019 | 4 | 3 |
| 2020 | 1 | 2 |
| 2021 | 7 | 8 |
| 2022 | 5 | 4 |
| 2023 | 4 | 8 |
| 2024 | 5 | 3 |
| 2025 | 5 | 6 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Converting machine with inversion transfer module1 Sep 2026US 12,722,924 B2Bobst Lyon
- 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-fed rotary printing machine comprising an electrode unit12 May 2026US 12,623,451 B2Koenig & Bauer Aktiengesellschaft
- Inversion transfer module for a converting machine28 Apr 2026US 12,612,273 B2Bobst Lyon
- Sheet-fed rotary printing machine comprising an electrode unit8 Jan 2026US 2026/0008264 A1Koenig & Bauer Aktiengesellschaft
- Cylinder for a sheet-treating and/or sheet-processing machine with suction air openings and machine for treating and/or processing sheet-format substrate comprising such a cylinder29 May 2025US 2025/0170817 A1Koenig & Bauer Aktiengesellschaft
- Arrangements for securing cylinder jackets8 May 2025US 2025/0144930 A1Landa Corporation Ltd.
- 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
Most cited
By later US patents
- Vacuum drum with countersunk holes69US 6,043,836 AEastman Kodak Company · 2000
- Printing-machine cylinder, especially an impression cylinder, for a sheet-fed rotary printing machine, and method of production67US 6,581,517 B1Heidelberger Druckmaschinen AG · 2003
- Sheet-fed rotary printing machine with printing units arranged in tandem55US 4,856,426 AHeidelberger Druckmaschinen AG · 1989
- Sheet transferring apparatus for printing machine50US 5,406,884 ASakurai Graphic Systems Corporation · 1995
- Printing machine transfer drum adjustable to variable sheet lengths47US 4,204,471 AHeidelberger Druckmaschinen AG · 1980