E01H 1/047
Collecting apparatus characterised by the hopper or by means for unloading the
Official title: {Collecting apparatus characterised by the hopper or by means for unloading the hopper}
E01H1/047 (Collecting apparatus characterised by the hopper or by means for unloading the) appears on 68 US grants and 40 published applications in this corpus.
Search patents in E01H- Granted patents
- 68
- Published applications
- 40
- Assignees
- 39
- Inventors
- 101
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 2 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 4 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 2 | 5 |
| 2018 | 1 | 2 |
| 2019 | 3 | 2 |
| 2020 | 6 | 1 |
| 2021 | 1 | 2 |
| 2022 | 0 | 2 |
| 2023 | 2 | 2 |
| 2024 | 2 | 10 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for litter collection and removal5 May 2026US 12,618,210 B2
- Self-propelled sweeping machine21 Oct 2025US 12,448,744 B2Aebi Schmidt Deutschland GmbH
- Industrial sweeper provided with an improved device for unclogging the air filter thereof14 Jan 2025US 12,193,630 B2Etablissements Emily
- Debris hopper for a vehicle and method thereof18 Jun 2024US 12,012,029 B2Federal Signal Corporation
- Pick-up broom attachment with internal water tank6 Feb 2024US 11,891,766 B2Virnig Manufacturing, Inc.
- Ground Support Equipment (GSE) Baggage Cart Foreign Object Debris (FOD) Removal Sweeping Mechanism5 Jun 2025US 2025/0179747 A1
- Cost-effective bike lane sweeper19 Sep 2024US 2024/0309596 A1
- Systems and methods for litter collection and removal1 Aug 2024US 2024/0254704 A1
- Refuse collection system11 Jul 2024US 2024/0228160 A9Oshkosh Corporation
- Refuse collection system25 Apr 2024US 2024/0132277 A1Oshkosh Corporation
Most cited
By later US patents
- Mobile surface cleaning machine201US 5,239,720 AAdvance Machine Company · 1993
- Hopper and filter chamber for direct forward throw sweeper184US 5,303,448 ATennant Company · 1994
- Floor and bounded surface sweeper machine170US 4,716,621 ADulevo S.p.A. · 1988
- Combination sweeping and scrubbing system and method75US 4,819,676 ATennant Company · 1989
- Cleaning vehicles34US 4,831,684 AMorningfield Limited · 1989