B41J 33/22
By gears or pulleys
Official title: by gears or pulleys
B41J33/22 (By gears or pulleys) appears on 66 US grants and 40 published applications in this corpus.
Search patents in B41J- Granted patents
- 66
- Published applications
- 40
- Assignees
- 46
- Inventors
- 104
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 4 |
| 2003 | 3 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 4 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 2 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 3 | 3 |
| 2024 | 1 | 5 |
| 2025 | 5 | 2 |
| 2026 | 2 | 5 |
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.
- Printer drive mechanism21 Apr 2026US 12,605,955 B2Hand Held Products, Inc.
- Auxiliary tape cassette provided with case having guide surface around which printing tape is wrapped to form spiral portion16 Dec 2025US 12,496,844 B2Brother Kogyo Kabushiki Kaisha
- Ribbon spool locking apparatus13 May 2025US 12,296,607 B2Zebra Technologies Corporation
- Printing device and ribbon installation mechanism thereof15 Apr 2025US 12,275,258 B2Godex International Co., Ltd.
- Ink ribbon cartridge16 Apr 2026US 2026/0103013 A1Seiko Epson Corporation
- Tape cassette including partition plate partitioning internal space of housing into first space in which tape roll is positioned and second space in which first and second gears are positioned2 Apr 2026US 2026/0091600 A1Brother Kogyo Kabushiki Kaisha
- Tape cassette including tape roll, ribbon spool, ribbon take-up spool, housing including partition plate and arm, first gear, and second gear2 Apr 2026US 2026/0091606 A1Brother Kogyo Kabushiki Kaisha
- Tape cassette including ribbon roll and housing including first partition plate and arm2 Apr 2026US 2026/0091607 A1Brother Kogyo Kabushiki Kaisha
- Tape cassette including ink ribbon, tape, and housing including first partition plate and arm2 Apr 2026US 2026/0091608 A1Brother Kogyo Kabushiki Kaisha
Most cited
By later US patents
- Ribbon supply apparatus27US 5,374,007 ANCR Corporation · 1994
- Typewriter ribbon feed mechanism26US 4,231,667 AOlympia Werke AG · 1980
- Cartridge drive apparatus25US 3,967,790 AQume Corporation · 1976
- Thermal transfer printer including single reversible motor for printing20US 4,775,869 ASeiko Epson Corporation · 1988
- Ribbon drive and tensioning system for a print and apply engine for a printer20US 7,071,961 B2ZIH Corp. · 2006