B07B 1/18
Drum screens
B07B1/18 (Drum screens) appears on 578 US grants and 405 published applications in this corpus.
Search patents in B07B- Granted patents
- 578
- Published applications
- 405
- Assignees
- 371
- Inventors
- 984
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 10 | 0 |
| 1979 | 8 | 0 |
| 1980 | 8 | 0 |
| 1981 | 14 | 0 |
| 1982 | 10 | 0 |
| 1983 | 11 | 0 |
| 1984 | 8 | 0 |
| 1985 | 12 | 0 |
| 1986 | 3 | 0 |
| 1987 | 12 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 15 | 0 |
| 1991 | 13 | 0 |
| 1992 | 9 | 0 |
| 1993 | 8 | 0 |
| 1994 | 15 | 0 |
| 1995 | 17 | 0 |
| 1996 | 22 | 0 |
| 1997 | 9 | 0 |
| 1998 | 11 | 0 |
| 1999 | 10 | 0 |
| 2000 | 16 | 0 |
| 2001 | 13 | 2 |
| 2002 | 7 | 10 |
| 2003 | 13 | 8 |
| 2004 | 7 | 15 |
| 2005 | 7 | 13 |
| 2006 | 10 | 14 |
| 2007 | 4 | 9 |
| 2008 | 8 | 11 |
| 2009 | 5 | 11 |
| 2010 | 5 | 10 |
| 2011 | 8 | 12 |
| 2012 | 8 | 8 |
| 2013 | 8 | 16 |
| 2014 | 8 | 9 |
| 2015 | 14 | 27 |
| 2016 | 17 | 32 |
| 2017 | 22 | 20 |
| 2018 | 15 | 23 |
| 2019 | 28 | 26 |
| 2020 | 20 | 32 |
| 2021 | 19 | 16 |
| 2022 | 16 | 24 |
| 2023 | 14 | 19 |
| 2024 | 17 | 11 |
| 2025 | 14 | 16 |
| 2026 | 10 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optimizing filling of sortation order receptacle8 Sep 2026US 12,728,443 B2Tompkins Robotics, Inc.
- Flour sifting device23 Jun 2026US 12,661,691 B2Franke Technology and Trademark Ltd
- Device and method for sorting a particulate stream28 Apr 2026US 12,613,029 B2E.On Energiinfrastruktur AB
- Material sorting apparatus14 Apr 2026US 12,599,933 B2Kiverco Limited
- Apparatus for dry granular mixtures separation31 Mar 2026US 12,589,412 B2
- Screen Basket for a Sorting Machine17 Sep 2026US 2026/0273577 A1Kason Corporation
- Flour sifting device3 Sep 2026US 2026/0256320 A1Franke Technology and Trademark Ltd
- Apparatus for dry granular mixtures separation30 Jul 2026US 2026/0216751 A1
- Sorting system, sorting method, and non-transitory computer readable medium25 Jun 2026US 2026/0175261 A1Toyota Jidosha Kabushiki Kaisha
- Vacuuming system for separating undesirable particles from land matter and method using same11 Jun 2026US 2026/0158523 A1Technologie Hoola One Inc.
Most cited
By later US patents
- Method and apparatus for conditioning coins prior to discrimination121US 5,842,916 ACoinstar, Inc. · 1998
- Mechanical sorting system for crude silicon carbide97US 4,728,043 ANorton Company · 1988
- Process for performing reactions in a liquid-solid catalyst slurry88US 5,527,473 A1996
- Method and apparatus for conditioning coins prior to discrimination66US 6,174,230 B1Coinstar, Inc. · 2001
- Method and apparatus for conditioning coins prior to discrimination60US 6,484,884 B1Coinstar, Inc. · 2002