F21S 45/33
Specially adapted for headlamps
Official title: specially adapted for headlamps
F21S45/33 (Specially adapted for headlamps) appears on 245 US grants and 184 published applications in this corpus.
Search patents in F21S- Granted patents
- 245
- Published applications
- 184
- Assignees
- 111
- Inventors
- 551
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 11 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 2 |
| 2002 | 6 | 12 |
| 2003 | 7 | 6 |
| 2004 | 5 | 3 |
| 2005 | 2 | 3 |
| 2006 | 0 | 13 |
| 2007 | 9 | 3 |
| 2008 | 2 | 4 |
| 2009 | 3 | 2 |
| 2010 | 3 | 9 |
| 2011 | 0 | 6 |
| 2012 | 4 | 4 |
| 2013 | 7 | 2 |
| 2014 | 3 | 8 |
| 2015 | 5 | 8 |
| 2016 | 3 | 10 |
| 2017 | 9 | 11 |
| 2018 | 8 | 20 |
| 2019 | 21 | 14 |
| 2020 | 11 | 3 |
| 2021 | 5 | 9 |
| 2022 | 8 | 9 |
| 2023 | 6 | 5 |
| 2024 | 10 | 2 |
| 2025 | 9 | 7 |
| 2026 | 6 | 9 |
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
- Dehumidifier for lamp of vehicle and lamp including the same30 Jun 2026US 12,669,232 B2Hvs
- Vehicle lights, in particular motor vehicle headlights23 Jun 2026US 12,663,137 B2ZKW Group GmbH
- Lens cleaning system21 Apr 2026US 12,606,127 B2ZKW Group GmbH
- Anti-condensation protective cap7 Apr 2026US 12,595,892 B2Serdar Plastik Sanayi Ve Ticaret A.S.
- Integrated lamp control modules24 Sep 2026US 2026/0287135 A1
- Vehicular headlamp30 Jul 2026US 2026/0217183 A1Koito Manufacturing Co., Ltd.
- Pcb vehicle front road lighting lamp with led angle4 Jun 2026US 2026/0153217 A1Serdar Plastik Sanayi Ve Ticaret A.S.
- Dehumidifier of lamp for vehicle and lamp including the same21 May 2026US 2026/0139811 A1Hvs
- Dehumidifier of lamp for vehicle and lamp including the same21 May 2026US 2026/0139812 A1Hvs
Most cited
By later US patents
- Gas-permeable, liquid-impermeable vent cover122US 5,522,769 AW. L. Gore & Associates, Inc. · 1996
- Lamp having protective dome100US 5,760,531 A911 Emergency Products, Inc. · 1998
- Device for reducing the presence of moisture within an enclosure containing a heat source100US 6,709,493 B2Gore Enterprise Holdings, Inc. · 2004
- Arc discharge headlamp system64US 4,920,459 AGTE Products Corporation · 1990
- Vehicle light assembly and its associated method of manufacture56US 7,237,936 B12007