F21S 45/60
Heating of lighting devices
Official title: Heating of lighting devices, e.g. for demisting
F21S45/60 (Heating of lighting devices) appears on 184 US grants and 231 published applications in this corpus.
Search patents in F21S- Granted patents
- 184
- Published applications
- 231
- Assignees
- 105
- Inventors
- 444
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 0 |
| 2006 | 1 | 11 |
| 2007 | 5 | 4 |
| 2008 | 2 | 1 |
| 2009 | 3 | 5 |
| 2010 | 2 | 8 |
| 2011 | 2 | 12 |
| 2012 | 7 | 5 |
| 2013 | 11 | 3 |
| 2014 | 7 | 10 |
| 2015 | 6 | 14 |
| 2016 | 7 | 7 |
| 2017 | 9 | 12 |
| 2018 | 14 | 22 |
| 2019 | 19 | 15 |
| 2020 | 8 | 11 |
| 2021 | 15 | 18 |
| 2022 | 13 | 21 |
| 2023 | 8 | 9 |
| 2024 | 17 | 13 |
| 2025 | 13 | 17 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle vent patches25 Aug 2026US 12,716,567 B2Ford Global Technologies, LLC
- Device for heating a vehicle cover11 Aug 2026US 12,704,237 B2Hella GmbH & Co. KGaA
- Deicing system for an automotive lamp14 Jul 2026US 12,680,665 B2Grote Industries, Inc.
- Apparatus for defrosting a vehicle light5 May 2026US 12,618,541 B2AAC Enterprises LLC
- Vehicle headlamp with optical deflection17 Mar 2026US 12,576,813 B2Stanley Electric Co., Ltd.
- Apparatus for defrosting a vehicle light24 Sep 2026US 2026/0287140 A1AAC Enterprises LLC, dba Oracle Lighting
- Lighting system with moisture management9 Jul 2026US 2026/0194203 A1
- Deicing system for an automotive lamp21 May 2026US 2026/0139814 A1Grote Industries, Inc.
- Exterior lamps with heated lens for anti-condensation14 May 2026US 2026/0132907 A1Ford Global Technologies, LLC
- Vehicle Light with Heating Element.7 May 2026US 2026/0126161 A1Wheel Pros, LLC
Most cited
By later US patents
- LED light assembly having heating board107US 7,914,162 B1Grand General Accessories Manufacturing Inc. · 2011
- Vehicle light assembly and its associated method of manufacture56US 7,237,936 B12007
- Headlamp for vehicle50US 7,114,837 B2Koito Manufacturing Co., Ltd. · 2006
- Led vehicular light assembly with heater35US 6,601,983 B12003
- Indicator light cover for vehicles and the like28US 4,728,775 A1988