F21W 2102/135
The light having cut-off lines, i.e. clear borderlines between emitted regions and
Official title: the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
F21W2102/135 (The light having cut-off lines, i.e. clear borderlines between emitted regions and) appears on 457 US grants and 532 published applications in this corpus.
Search patents in F21W- Granted patents
- 457
- Published applications
- 532
- Assignees
- 102
- Inventors
- 758
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 4 |
| 2002 | 3 | 4 |
| 2003 | 6 | 3 |
| 2004 | 0 | 1 |
| 2005 | 3 | 5 |
| 2006 | 1 | 3 |
| 2007 | 2 | 1 |
| 2008 | 4 | 8 |
| 2009 | 4 | 7 |
| 2010 | 6 | 10 |
| 2011 | 5 | 9 |
| 2012 | 6 | 6 |
| 2013 | 9 | 3 |
| 2014 | 10 | 4 |
| 2015 | 3 | 20 |
| 2016 | 6 | 11 |
| 2017 | 11 | 7 |
| 2018 | 14 | 31 |
| 2019 | 29 | 29 |
| 2020 | 39 | 42 |
| 2021 | 35 | 35 |
| 2022 | 46 | 48 |
| 2023 | 46 | 69 |
| 2024 | 64 | 62 |
| 2025 | 52 | 65 |
| 2026 | 44 | 45 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vehicle lamp fitting6 Oct 2026US 12,753,893 B2Stanley Electric Co., Ltd.
- Vehicle lamp6 Oct 2026US 12,753,896 B2SL Corporation
- Light module and lighting device for a motor vehicle6 Oct 2026US 12,753,897 B2Hella Saturnus Slovenija d.o.o.
- Motor-vehicle lighting module that produces a cutoff with a reflector the surface of which is partially grained22 Sep 2026US 12,742,531 B2Valeo Vision
- Light module for a lighting device of a motor vehicle1 Sep 2026US 12,723,726 B2Valeo Vision
- Vehicle lamp24 Sep 2026US 2026/0287138 A1Koito Manufacturing Co., Ltd.
- Vehicle headlamp17 Sep 2026US 2026/0274155 A1Koito Manufacturing Co., Ltd.
- Vehicle headlight17 Sep 2026US 2026/0276164 A1Ichikoh Industries, Ltd.
- Vehicle lamp illumination module and vehicle lamp17 Sep 2026US 2026/0276165 A1Hasco Vision Technology Co., Ltd.
- Vehicle headlamp apparatus20 Aug 2026US 2026/0241850 A1Koito Manufacturing Co., Ltd.
Most cited
By later US patents
- Headlamp control to prevent glare143US 6,861,809 B2Gentex Corporation · 2005
- Vehicle headlamp61US 4,985,816 ANissan Motor Co., Ltd. · 1991
- Etendue-squeezing illumination optics47US 7,347,599 B2Light Prescriptions Innovators, LLC · 2008
- Projection headlamp lighting system using a light conductor having stepped termination40US 5,257,168 AGeneral Electric Company · 1993
- Illumination device for vehicle39US 6,565,247 B2Robert Bosch GmbH · 2003