B41F 31/08
With ink ejecting means
Official title: with ink ejecting means, e.g. pumps, nozzles
B41F31/08 (With ink ejecting means) appears on 154 US grants and 90 published applications in this corpus.
Search patents in B41F- Granted patents
- 154
- Published applications
- 90
- Assignees
- 106
- Inventors
- 280
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 0 |
| 2002 | 7 | 4 |
| 2003 | 6 | 7 |
| 2004 | 9 | 4 |
| 2005 | 0 | 2 |
| 2006 | 2 | 7 |
| 2007 | 2 | 5 |
| 2008 | 1 | 5 |
| 2009 | 3 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 4 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 3 | 6 |
| 2016 | 3 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 3 |
| 2019 | 2 | 8 |
| 2020 | 3 | 3 |
| 2021 | 2 | 1 |
| 2022 | 1 | 10 |
| 2023 | 7 | 4 |
| 2024 | 4 | 2 |
| 2025 | 4 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluid delivery system with pump servicing features30 Sep 2025US 12,427,780 B2Hewlett-Packard Development Company, L. P.
- Device, method, and assembly for loading nozzles with fluid29 Apr 2025US 12,285,936 B2Archipelago Technology Group Ltd.
- Linear ink dispensing system1 Apr 2025US 12,263,671 B2Bobst Firenze S.R.L.
- Printing device, printer, and box making machine11 Mar 2025US 12,246,507 B2Mitsubishi Heavy Industries Machinery Systems, Ltd.
- Offset print apparatus and methods10 Dec 2024US 12,162,265 B2Hewlett-Packard Development Company, L. P.
- Inkjet Colorization and Imaging System for Eyewear Lenses23 Jul 2026US 2026/0211266 A1
- Method for calculating the parameters for the pre-inking of a printing unit of an offset printing press with a spot colour15 Jan 2026US 2026/0014792 A1Hubergroup Deutschland GmbH
- Active inking system for self-service banking equipment3 Jul 2025US 2025/0218255 A1Tecnologia Bancaria S.A.
- Printing marks on substrate edge30 Jan 2025US 2025/0036904 A1Landa Corporation Ltd.
- Printing device, printer, and box making machine28 Mar 2024US 2024/0100799 A1Mitsubishi Heavy Industries Machinery Systems, Ltd.
Most cited
By later US patents
- Paste feeding apparatus67US 5,265,773 AKabushiki Kaisha Marukomu · 1993
- Controller for uniform fluid dispensing46US 4,431,690 ANordson Corporation · 1984
- Method and apparatus for dispensing ink to a printing press44US 6,067,906 AWalter Stobb Assoicates, Inc. · 2000
- Container with inflatable vessel for controlling flow of liquid or viscous material41US 5,060,826 AFabricated Metals, Inc. · 1991
- Printing apparatus35US 4,033,258 AColorflo Limited · 1977