E01C 11/26
Permanently installed heating or blowing devices
Official title: Permanently installed heating or blowing devices {(specially for combating fog E01H; built-in melting devices for dislodged snow E01H5/102); Mounting thereof}
E01C11/26 (Permanently installed heating or blowing devices) appears on 173 US grants and 182 published applications in this corpus.
Search patents in E01C- Granted patents
- 173
- Published applications
- 182
- Assignees
- 83
- Inventors
- 298
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 2 |
| 2002 | 3 | 9 |
| 2003 | 5 | 8 |
| 2004 | 10 | 5 |
| 2005 | 4 | 2 |
| 2006 | 5 | 8 |
| 2007 | 5 | 5 |
| 2008 | 1 | 6 |
| 2009 | 2 | 5 |
| 2010 | 0 | 3 |
| 2011 | 3 | 5 |
| 2012 | 1 | 4 |
| 2013 | 4 | 7 |
| 2014 | 3 | 6 |
| 2015 | 3 | 7 |
| 2016 | 6 | 7 |
| 2017 | 2 | 9 |
| 2018 | 8 | 10 |
| 2019 | 8 | 15 |
| 2020 | 5 | 11 |
| 2021 | 7 | 11 |
| 2022 | 8 | 6 |
| 2023 | 8 | 10 |
| 2024 | 5 | 12 |
| 2025 | 9 | 5 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vehicle-to-road technology for alignment, stopping, slowing, and slipping by electromagnetic forces18 Aug 2026US 12,709,845 B2Teracells Inc.
- Multi-layer traffic superstructure with liquid-tight intermediate layer, method of manufacturing the multi-layer traffic superstructure4 Aug 2026US 12,698,602 B2Wilhelm Schütz GmbH & Co. KG
- Device and method for estimating and managing road surface types using sound signals14 Jul 2026US 12,680,242 B2MoveAWheel, Inc.
- Planar heating composite sheet2 Jun 2026US 12,648,054 B2Innoroad Corp.
- Heated surface for melting snow and ice24 Mar 2026US 12,584,275 B233 Degrees LLC
- Heated surface for melting snow and ice30 Jul 2026US 2026/0218462 A133 Degrees LLC
- Smart Modular Street and Sidewalk30 Apr 2026US 2026/0117469 A1
- Multi-Person Mixed Reality Experience, Method and Apparatus26 Mar 2026US 2026/0084342 A1
- Method for producing a paving slab8 Jan 2026US 2026/0013011 A1Ct-Coating AG
- System for deicing black ice on road surface using invisible light based on ai11 Dec 2025US 2025/0376823 A1Srd Korea Co., Ltd.
Most cited
By later US patents
- Driveway, walkway and roof snow and ice melting mat104US 6,184,496 B2Clearpath, Inc. · 2001
- Snow melt control system63US 5,643,482 AHeat-Timer Corporation · 1997
- Ground source air conditioning system comprising a conduit array for de-icing a nearby surface61US 5,081,848 A1992
- Walkway system58US 6,715,956 B12004
- Systems and methods for modifying ice adhesion strength57US 6,027,075 ATrustees of Dartmouth College · 2000