Pneumatically dislodging or taking-up undesirable matter or small objects
Official title: Pneumatically dislodging or taking-up undesirable matter {or small objects}({E01H1/006 and E01H1/005 take precedence;} suction cleaners in general A47L5/00 - A47L9/00; {sucking-off liquids or semi-liquids E01H1/108}); Drying by heat only or by streams of gas (permanently-installed heating or blowing devices E01C11/26; heating or drying for road- building or repairing E01C23/14; {devices for melting snow or ice in situ E01H5/10, E01H8/08; for scorching undesirable vegetation E01H11/00}); Cleaning by projecting abrasive particles (sand-blasting in general B24C; {roughening of road surfaces E01C23/08; cleaning of road joints E01C23/0906})
E01H1/08 (Pneumatically dislodging or taking-up undesirable matter or small objects) appears on 630 US grants and 532 published applications in this corpus.
Search patents in E01H- Granted patents
- 630
- Published applications
- 532
- Assignees
- 267
- Inventors
- 1,135
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 6 | 0 |
| 1978 | 9 | 0 |
| 1979 | 8 | 0 |
| 1980 | 9 | 0 |
| 1981 | 8 | 0 |
| 1982 | 10 | 0 |
| 1983 | 10 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 13 | 0 |
| 1987 | 8 | 0 |
| 1988 | 8 | 0 |
| 1989 | 14 | 0 |
| 1990 | 9 | 0 |
| 1991 | 13 | 0 |
| 1992 | 11 | 0 |
| 1993 | 9 | 0 |
| 1994 | 10 | 0 |
| 1995 | 5 | 0 |
| 1996 | 10 | 0 |
| 1997 | 9 | 0 |
| 1998 | 16 | 0 |
| 1999 | 16 | 0 |
| 2000 | 18 | 0 |
| 2001 | 13 | 5 |
| 2002 | 9 | 11 |
| 2003 | 10 | 9 |
| 2004 | 7 | 25 |
| 2005 | 10 | 14 |
| 2006 | 8 | 14 |
| 2007 | 7 | 18 |
| 2008 | 8 | 24 |
| 2009 | 6 | 29 |
| 2010 | 20 | 13 |
| 2011 | 14 | 9 |
| 2012 | 14 | 9 |
| 2013 | 4 | 23 |
| 2014 | 13 | 18 |
| 2015 | 14 | 23 |
| 2016 | 14 | 28 |
| 2017 | 21 | 28 |
| 2018 | 24 | 30 |
| 2019 | 22 | 25 |
| 2020 | 24 | 30 |
| 2021 | 15 | 17 |
| 2022 | 17 | 36 |
| 2023 | 25 | 24 |
| 2024 | 25 | 30 |
| 2025 | 17 | 17 |
| 2026 | 9 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Recent patents
- Multi-task blower platform, device and system6 Oct 2026US 12,751,382 B2
- Tow and ride debris blowers29 Sep 2026US 12,747,737 B2
- Material collection systems, vehicles, and related methods18 Aug 2026US 12,709,848 B2Alamo Group Inc.
- Backpack blower, backpack assembly and backpack power assembly9 Jun 2026US 12,648,527 B2Greenworks (Jiangsu) Co., Ltd.
- Apparatus and system of sand removal to prevent sand encroachment26 May 2026US 12,637,818 B2
- Blower3 Sep 2026US 2026/0256064 A1Nanjing Chervon Industry Co., Ltd.
- Hose drive systems, vehicles, and related methods9 Jul 2026US 2026/0191384 A1Alamo Group Inc.
- Runway maintenance apparatus25 Jun 2026US 2026/0176836 A1Roboxi AS
- Air blowing apparatus with multiple fans and housings for respective output functions25 Jun 2026US 2026/0177075 A1MTD Products Inc
- Blower18 Jun 2026US 2026/0168505 A1Jiangsu Dongcheng M&E Tools Co., Ltd.
Most cited
- Cleaning machine200US 5,129,125 AKomatsu Zenoah Co. · 1992
- Brush assembly of cleaner186US 6,971,140 B2LG Electronics Inc. · 2005
- Hopper and filter chamber for direct forward throw sweeper184US 5,303,448 ATennant Company · 1994
- Mobile walk-behind sweeper178US 6,041,471 AMadvac International Inc. · 2000
- Sucking and filtering vehicle for dust and trash collecting169US 5,943,733 ADulevo International S. p. A. · 1999