B31D 5/0047
Involving toothed wheels
Official title: {involving toothed wheels}
B31D5/0047 (Involving toothed wheels) appears on 237 US grants and 160 published applications in this corpus.
Search patents in B31D- Granted patents
- 237
- Published applications
- 160
- Assignees
- 22
- Inventors
- 153
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 19 | 0 |
| 1999 | 16 | 0 |
| 2000 | 19 | 0 |
| 2001 | 19 | 3 |
| 2002 | 11 | 12 |
| 2003 | 7 | 8 |
| 2004 | 7 | 7 |
| 2005 | 4 | 5 |
| 2006 | 5 | 5 |
| 2007 | 6 | 10 |
| 2008 | 5 | 7 |
| 2009 | 3 | 4 |
| 2010 | 7 | 6 |
| 2011 | 2 | 12 |
| 2012 | 4 | 10 |
| 2013 | 6 | 7 |
| 2014 | 4 | 8 |
| 2015 | 4 | 1 |
| 2016 | 5 | 4 |
| 2017 | 3 | 4 |
| 2018 | 3 | 4 |
| 2019 | 3 | 6 |
| 2020 | 5 | 11 |
| 2021 | 6 | 5 |
| 2022 | 11 | 10 |
| 2023 | 7 | 2 |
| 2024 | 9 | 4 |
| 2025 | 2 | 3 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Forming assembly for a dunnage conversion machine, dunnage conversion machine and pre-prepared sheet stock material7 Apr 2026US 12,594,738 B2Ranpak Corp.
- Dunnage conversion machine and method7 Apr 2026US 12,594,739 B2Ranpak Corp.
- Machine and method for producing dunnage having an x-shaped cross-section profile24 Mar 2026US 12,583,199 B2Ranpak Corp.
- Dunnage conversion system and method for expanding expandable sheet material6 Jan 2026US 12,515,433 B2Ranpak Corp.
- Dunnage conversion machine, method, and product with a polygonal cross-section21 Jan 2025US 12,202,225 B2Ranpak Corp.
- Machine and method for producing dunnage having an x-shaped cross-section profile16 Jul 2026US 2026/0200199 A1Ranpak Corp.
- Dunnage converter output chute safety mechanism19 Feb 2026US 2026/0048564 A1Intertape Polymer Corp.
- Dunnage apparatus with conical inlet11 Dec 2025US 2025/0375947 A1Pregis LLC
- Stamping gear, sealing gear, pair of embossing gears and apparatus for forming a web material into a cushioning product6 Feb 2025US 2025/0042119 A1Sprick GmbH Bielefelder Papier- und Wellpappenwerke & Co.
- Dunnage conversion machine and method16 Jan 2025US 2025/0018677 A1Ranpak Corp.
Most cited
By later US patents
- Mechanism and method for producing cushioning dunnage141US 4,717,613 ARanpak Corp. · 1988
- Method and mechanism for producing cushioning dunnage product130US 4,750,896 ARanpak Corp. · 1988
- Downsized cushioning dunnage conversion machine and cutting assemblies for use on such a machine125US 5,123,889 ARanpak Corp. · 1992
- Cushioning dunnage mechanism, transfer cart therefor, and method124US 4,026,198 ARanpak Corp. · 1977
- Stitching gear assembly having perforating projections thereon, for use in converter adapted to produce pad-like cushioning material, and method111US 4,968,291 ARanpak Corp. · 1990