B41J 2/1742
Open waste ink collectors
Official title: {Open waste ink collectors, e.g. ink receiving from a print head above the collector during borderless printing}
B41J2/1742 (Open waste ink collectors) appears on 404 US grants and 440 published applications in this corpus.
Search patents in B41J- Granted patents
- 404
- Published applications
- 440
- Assignees
- 68
- Inventors
- 594
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 1 |
| 2002 | 7 | 13 |
| 2003 | 14 | 13 |
| 2004 | 12 | 17 |
| 2005 | 9 | 69 |
| 2006 | 6 | 16 |
| 2007 | 20 | 25 |
| 2008 | 44 | 63 |
| 2009 | 25 | 42 |
| 2010 | 49 | 30 |
| 2011 | 45 | 12 |
| 2012 | 24 | 10 |
| 2013 | 17 | 6 |
| 2014 | 11 | 9 |
| 2015 | 6 | 3 |
| 2016 | 4 | 8 |
| 2017 | 5 | 2 |
| 2018 | 3 | 9 |
| 2019 | 10 | 4 |
| 2020 | 6 | 15 |
| 2021 | 12 | 14 |
| 2022 | 6 | 13 |
| 2023 | 13 | 10 |
| 2024 | 10 | 17 |
| 2025 | 7 | 12 |
| 2026 | 12 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Inkjet recording device22 Sep 2026US 12,741,469 B2KYOCERA Document Solutions Inc.
- Printing apparatus15 Sep 2026US 12,734,812 B2Seiko Epson Corporation
- Ink-jet recording apparatus11 Aug 2026US 12,703,183 B2KYOCERA Document Solutions Inc.
- Inkjet recording apparatus23 Jun 2026US 12,661,896 B2KYOCERA Document Solutions Inc.
- Liquid discharge apparatus9 Jun 2026US 12,649,312 B2Ricoh Company, Ltd.
- Inkjet recording apparatus8 Oct 2026US 2026/0307392 A1KYOCERA Document Solutions Inc.
- Printer and maintenance method of ink absorbing roller10 Sep 2026US 2026/0264408 A1SCREEN Holdings Co., Ltd.
- Recording device2 Jul 2026US 2026/0184080 A1Seiko Epson Corporation
- Method and system for removing air bubbles from printhead ink supply28 May 2026US 2026/0145436 A1Xerox Corporation
- Systems for air flow management in inkjet printers19 Mar 2026US 2026/0077596 A1Electronics for Imaging, Inc.
Most cited
By later US patents
- Ink jet printer having improved paper transport mechanism160US 5,291,227 ARicoh Company, Ltd. · 1994
- Apparatus and method for printing borderless print image83US 6,239,817 B1Hewlett-Packard Comapny · 2001
- Translational service station system for inkjet printheads70US 5,980,018 AHewlett-Packard Company · 1999
- Refill unit for simultaneously engaging with, and opening inlet valve to, an ink cartridge54US 7,490,927 B2Silverbrook Research Pty Ltd · 2009
- Ink refill unit with incremental ink ejection for a print cartridge53US 7,467,861 B2Silverbrook Research Pty Ltd · 2008