B65H 29/245
Air blast devices
Official title: {Air blast devices}
B65H29/245 (Air blast devices) appears on 223 US grants and 155 published applications in this corpus.
Search patents in B65H- Granted patents
- 223
- Published applications
- 155
- Assignees
- 95
- Inventors
- 425
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 9 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 6 | 1 |
| 2002 | 2 | 5 |
| 2003 | 3 | 4 |
| 2004 | 1 | 0 |
| 2005 | 4 | 4 |
| 2006 | 3 | 3 |
| 2007 | 3 | 3 |
| 2008 | 0 | 2 |
| 2009 | 4 | 4 |
| 2010 | 3 | 2 |
| 2011 | 2 | 7 |
| 2012 | 1 | 7 |
| 2013 | 6 | 9 |
| 2014 | 4 | 9 |
| 2015 | 11 | 7 |
| 2016 | 6 | 6 |
| 2017 | 9 | 10 |
| 2018 | 10 | 14 |
| 2019 | 8 | 9 |
| 2020 | 10 | 13 |
| 2021 | 10 | 8 |
| 2022 | 12 | 8 |
| 2023 | 7 | 5 |
| 2024 | 3 | 9 |
| 2025 | 6 | 5 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Recording device6 Oct 2026US 12,752,558 B2Seiko Epson Corporation
- Sheet postprocessing device and image forming system including the sheet postprocessing device31 Mar 2026US 12,589,966 B2KYOCERA Document Solutions Inc.
- Image forming system24 Feb 2026US 12,559,336 B2KYOCERA Document Solutions Inc.
- Sheet stacker and image forming apparatus24 Feb 2026US 12,559,337 B2Ricoh Company, Ltd.
- Sheet stacker and printing apparatus10 Feb 2026US 12,545,545 B2Ricoh Company, Ltd.
- Sheet postprocessing device and image forming system17 Sep 2026US 2026/0274603 A1KYOCERA Document Solutions Inc.
- Sheet stacking device and image forming apparatus25 Dec 2025US 2025/0388426 A1
- Image forming apparatus31 Jul 2025US 2025/0243028 A1
- Sheet discharger, and sheet post-processing device and image forming apparatus each including the sheet discharger26 Jun 2025US 2025/0206045 A1KYOCERA Document Solutions Inc.
- Image forming apparatus13 Mar 2025US 2025/0083921 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Fluid valves having cantilevered blocking films59US 6,032,923 AXerox Corporation · 2000
- Device for collecting and stacking photographic prints35US 4,441,702 AAgfa-Gevaert · 1984
- Paper sorting system34US 6,250,472 B1Advanced Sorting Technologies, LLC · 2001
- Fluid valves having cantilevered blocking films31US 6,120,002 AXerox Corporation · 2000
- Device in the delivery of sheet-fed rotary printing machine for exhibiting curl formation on the leading edge of a delivered sheet30US 4,702,468 AHeidelberger Druckmaschinen AG · 1987