B41J 32/02
Ink-ribbon cartridges: for endless ribbons
Official title: for endless ribbons
B41J32/02 (Ink-ribbon cartridges: for endless ribbons) appears on 174 US grants and 35 published applications in this corpus.
Search patents in B41J- Granted patents
- 174
- Published applications
- 35
- Assignees
- 74
- Inventors
- 268
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 9 | 0 |
| 1981 | 12 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 9 | 0 |
| 1987 | 5 | 0 |
| 1988 | 11 | 0 |
| 1989 | 9 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 6 | 0 |
| 1993 | 9 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 4 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 3 | 1 |
| 2012 | 3 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 2 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 2 |
| 2018 | 2 | 2 |
| 2019 | 0 | 2 |
| 2020 | 3 | 4 |
| 2021 | 4 | 1 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 3 | 4 |
| 2025 | 3 | 4 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adaptive ribbon speed control systems and methods8 Sep 2026US 12,728,657 B2Printronix, Inc.
- Printing device having restricting part on cover for restricting displacement of mounted tape cassette due to thrust load, and tape cassette therefor19 May 2026US 12,629,949 B2Brother Kogyo Kabushiki Kaisha
- Printer, printer control method, and non-transitory computer-readable medium10 Feb 2026US 12,545,034 B2Kabushiki Kaisha Sato
- Printer23 Sep 2025US 12,420,569 B2Toshiba Tec Kabushiki Kaisha
- Printing device configured to discharge printing tape with printed surface thereof visible to user29 Apr 2025US 12,285,960 B2Brother Kogyo Kabushiki Kaisha
- Printing process using particles of non-amorphous carbon allotropes19 Jun 2025US 2025/0196510 A1Heliosonic GmbH
- Adaptive ribbon speed control systems and methods10 Apr 2025US 2025/0115069 A1Printronix, Inc.
- Adaptive ribbon speed control systems and methods10 Apr 2025US 2025/0115070 A1Printronix, Inc.
- Printing device having restricting part on cover for restricting displacement of mounted tape cassette due to thrust load, and tape cassette therefor3 Apr 2025US 2025/0108642 A1Brother Kogyo Kabushiki Kaisha
- Adaptive ribbon speed control systems and methods29 Aug 2024US 2024/0286423 A1Printronix, Inc.
Most cited
By later US patents
- Compact ribbon cassette with integral friction plate97US 6,048,118 AAxiohm Transaction Solutions, Inc. · 2000
- Ribbon cartridge and printing apparatus85US 7,942,594 B2Seiko Epson Corporation · 2011
- Replaceable inking cartridge with depletion counter43US 4,636,097 AMonarch Marking Systems, Inc. · 1987
- Endless loop ribbon cartridge with random storage34US 3,974,906 AXerox Corporation · 1976
- Ribbon storage and transport mechanism33US 3,989,132 AGeneral Electric Company · 1976