B41F 7/02
Rotary lithographic machines: for offset printing
Official title: for offset printing
B41F7/02 (Rotary lithographic machines: for offset printing) appears on 426 US grants and 341 published applications in this corpus.
Search patents in B41F- Granted patents
- 426
- Published applications
- 341
- Assignees
- 147
- Inventors
- 643
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 14 | 0 |
| 1984 | 9 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 2 | 0 |
| 1988 | 7 | 0 |
| 1989 | 10 | 0 |
| 1990 | 13 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 10 | 0 |
| 2001 | 10 | 9 |
| 2002 | 19 | 16 |
| 2003 | 15 | 10 |
| 2004 | 16 | 22 |
| 2005 | 13 | 15 |
| 2006 | 13 | 19 |
| 2007 | 11 | 23 |
| 2008 | 5 | 12 |
| 2009 | 9 | 14 |
| 2010 | 9 | 19 |
| 2011 | 10 | 14 |
| 2012 | 10 | 13 |
| 2013 | 8 | 15 |
| 2014 | 12 | 15 |
| 2015 | 10 | 26 |
| 2016 | 18 | 14 |
| 2017 | 16 | 12 |
| 2018 | 9 | 19 |
| 2019 | 5 | 16 |
| 2020 | 18 | 8 |
| 2021 | 2 | 4 |
| 2022 | 10 | 14 |
| 2023 | 7 | 4 |
| 2024 | 5 | 3 |
| 2025 | 2 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B41F 7/12Using two cylinders one of which serves two functions109
- B41F 7/04Using printing units incorporating one forme cylinder, one transfer cylinder, and one99
- B41F 7/10Using one impression cylinder co-operating with several transfer cylinders for printing on91
- B41F 7/025Multicolour printing or perfecting on sheets or on one or more webs60
- B41F 7/08Using one transfer cylinder co-operating with several forme cylinders for printing on53
- B41F 7/14With two or more impression cylinders coacting with a single transfer cylinder5
Recent patents
- Substrate and system for printing security symbols on substrate using microprinting techniques19 May 2026US 12,629,955 B2The Government of the United States of America, as represented by the Secretary of Homeland Security
- Method for texturing discrete substrates28 Apr 2026US 12,613,464 B2Morphotonics Holding B.V.
- Substrate of offset printing utilizing image movement10 Jun 2025US 12,325,251 B2The Government of the United States of America, as represented by the Secretary of Homeland Security
- Adjusting a lateral position of a transfer blanket21 Jan 2025US 12,202,249 B2Hewlett-Packard Development Company, L. P.
- Security symbols printed on a substrate12 Nov 2024US 12,138,948 B2The Government of the United States of America, as represented by the Secretary of Homeland Security
- Substrate with Varying Saturations of Offset Printing Utilizing Image Movement8 Oct 2026US 2026/0307420 A1The Government of the United States of America, as represented by the Secretary of Homeland Security
- Sheet-fed printing machine comprising a simultaneous printing inspection device30 Apr 2026US 2026/0116064 A1Koenig & Bauer Aktiengesellschaft
- Microprinting in offset, intaglio and lamination plate features20 Feb 2025US 2025/0058579 A1The Government of the United States of America, as represented by the Secretary of Homeland Security
- Inspection apparatus, control method for inspection apparatus, and inspection system30 Jan 2025US 2025/0036901 A1Canon Kabushiki Kaisha
- Substrate and system for printing security symbols on substrate using microprinting techniques2 Jan 2025US 2025/0001793 A1The Government of the United States of America, as represented by the Secretary of Homeland Security
Most cited
By later US patents
- Flexographic coating and/or printing method and apparatus including interstation driers82US 4,939,992 ABirow, Inc. · 1990
- Modular digital printing press with linking perfecting assembly53US 5,660,108 APresstek, Inc. · 1997
- Coating and printing apparatus including an interstation dryer52US 4,841,903 ABirow, Inc. · 1989
- Reverse side printing device employing sheet feed cylinder in sheet-fed printer51US 4,976,197 ARyobi Ltd. · 1990
- Printing apparatus with image error correction and ink regulation control45US 5,163,368 APresst, Inc. · 1992