B41J 32/00
Ink-ribbon cartridges
B41J32/00 (Ink-ribbon cartridges) appears on 765 US grants and 340 published applications in this corpus.
Search patents in B41J- Granted patents
- 765
- Published applications
- 340
- Assignees
- 183
- Inventors
- 855
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 10 | 0 |
| 1979 | 7 | 0 |
| 1980 | 13 | 0 |
| 1981 | 21 | 0 |
| 1982 | 20 | 0 |
| 1983 | 19 | 0 |
| 1984 | 15 | 0 |
| 1985 | 16 | 0 |
| 1986 | 21 | 0 |
| 1987 | 17 | 0 |
| 1988 | 32 | 0 |
| 1989 | 29 | 0 |
| 1990 | 16 | 0 |
| 1991 | 30 | 0 |
| 1992 | 17 | 0 |
| 1993 | 24 | 0 |
| 1994 | 16 | 0 |
| 1995 | 23 | 0 |
| 1996 | 13 | 0 |
| 1997 | 21 | 0 |
| 1998 | 19 | 0 |
| 1999 | 21 | 0 |
| 2000 | 19 | 0 |
| 2001 | 4 | 1 |
| 2002 | 8 | 4 |
| 2003 | 4 | 2 |
| 2004 | 3 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 0 |
| 2007 | 1 | 3 |
| 2008 | 0 | 13 |
| 2009 | 3 | 5 |
| 2010 | 0 | 14 |
| 2011 | 3 | 6 |
| 2012 | 5 | 14 |
| 2013 | 7 | 8 |
| 2014 | 13 | 22 |
| 2015 | 14 | 19 |
| 2016 | 48 | 23 |
| 2017 | 39 | 25 |
| 2018 | 14 | 28 |
| 2019 | 19 | 16 |
| 2020 | 21 | 25 |
| 2021 | 16 | 18 |
| 2022 | 17 | 20 |
| 2023 | 16 | 19 |
| 2024 | 19 | 17 |
| 2025 | 21 | 22 |
| 2026 | 9 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tape cassette29 Sep 2026US 12,746,766 B2Brother Kogyo Kabushiki Kaisha
- Ribbon cartridge15 Sep 2026US 12,734,840 B2Seiko Epson Corporation
- Adaptive ribbon speed control systems and methods8 Sep 2026US 12,728,657 B2Printronix, Inc.
- Printing cassette1 Sep 2026US 12,722,409 B2Brother Kogyo Kabushiki Kaisha
- Printing device, and printing cassette including case that houses input part, output part, and transmission mechanism for transmitting drive force from input part to output part21 Jul 2026US 12,686,217 B2Brother Kogyo Kabushiki Kaisha
- Tape cassette including housing, tape roll, ribbon roll, and take-up spool spaced apart from ribbon roll in direction in which axis of ribbon roll extends1 Oct 2026US 2026/0296072 A1Brother Kogyo Kabushiki Kaisha
- Ink ribbon cartridge1 Oct 2026US 2026/0296077 A1Seiko Epson Corporation
- Ink ribbon cartridge1 Oct 2026US 2026/0296078 A1Seiko Epson Corporation
- Tape cassette10 Sep 2026US 2026/0264426 A1Brother Kogyo Kabushiki Kaisha
- Ink ribbon cartridge16 Apr 2026US 2026/0103013 A1Seiko Epson Corporation
Most cited
By later US patents
- Tape cassette and tape printer for use therewith166US 4,927,278 ABrother Kogyo Kabushiki Kaisha · 1990
- Tape feed cassette with tape cutter and guide161US 5,188,469 ABrother Kogyo Kabushiki Kaisha · 1993
- Tape cassette138US 5,653,542 ABrother Kogyo Kabushiki Kaisha · 1997
- Tape printer135US 4,966,476 ABrother Kogyo Kabushiki Kaisha · 1990
- Tape feed mechanism with tape cutter and guide128US 5,348,406 ABrother Kogyo Kabushiki Kaisha · 1994