B65H 2551/24
Sound or voice generating means
B65H2551/24 (Sound or voice generating means) appears on 14 US grants and 11 published applications in this corpus.
Search patents in B65H- Granted patents
- 14
- Published applications
- 11
- Assignees
- 12
- Inventors
- 49
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Sewer cleaning equipment20US 4,838,302 ASewer Rodding Equipment Co. · 1989
- Printer with paper supplying device13US 5,216,472 ABrother Kogyo Kabushiki Kaisha · 1993
- Roll of web-shaped material with a signal-generating means12US 5,984,049 A1999
- Method of determining optimum time for replacing the media feed roller of a printing device6US 6,193,426 B1Hewlett-Packard Company · 2001
- Sheet delivery device and image forming device6US 8,038,143 B2Ricoh Company, Ltd. · 2011