B41J 2/305
Ink supply apparatus
Official title: Ink supply apparatus (ink ribbons, ink-ribbon mechanisms B41J31/00 - B41J35/00)
B41J2/305 (Ink supply apparatus) appears on 51 US grants and 7 published applications in this corpus.
Search patents in B41J- Granted patents
- 51
- Published applications
- 7
- Assignees
- 14
- Inventors
- 57
- Latest grant
- 7 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 6 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Printer7 Feb 2023US 11,571,910 B2
- Liquid ejection head2 Nov 2021US 11,161,351 B2Canon Kabushiki Kaisha
- Printing apparatus and method10 Dec 2019US 10,500,870 B2Videojet Technologies Inc.
- Needle-point pen apparatus, methods, and systems for administering medication23 Apr 2019US 10,265,482 B2Soul Skins LLC
- Dot impact printer10 Jun 2014US 8,746,998 B2Seiko Epson Corporation
- Printer29 Jul 2021US 2021/0229459 A1
- Liquid ejection head2 Apr 2020US 2020/0101759 A1Canon Kabushiki Kaisha
- Printing apparatus and method14 Feb 2019US 2019/0047296 A1Videojet Technologies Inc.
- Needle-point pen apparatus and methods for marking and/or creating articles24 Jan 2019US 2019/0029120 A1Soul Skins LLC
- Application unit, application apparatus, method for manufacturing object to which material is applied, and method for manufacturing substrate13 Dec 2018US 2018/0359861 A1Ntn Corporation
Most cited
By later US patents
- Ink jet recording apparatus and method for replenishing ink in the tank cartridge64US 6,247,803 B1Seiko Epson Corporation · 2001
- Dot matrix printer supply system having ink absorbing member filled under reduced pressure63US 5,156,472 ASeiko Epson Corporation · 1992
- Dot matrix printer ink supply system having ink absorbing member substantially filling an ink tank57US 5,221,148 A1993
- Ink-supplied wire dot matrix printer head54US 4,969,759 ASeiko Epson Corporation · 1990
- Multi-color cartridge ink-supply system for a dot matrix printer48US 5,156,473 ASeiko Epson Corporation · 1992