F21S 43/236
Characterised by the shape of the light guide
Official title: characterised by the shape of the light guide
F21S43/236 (Characterised by the shape of the light guide) appears on 1,198 US grants and 1,325 published applications in this corpus.
Search patents in F21S- Granted patents
- 1,198
- Published applications
- 1,325
- Assignees
- 318
- Inventors
- 2,151
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 5 | 4 |
| 2002 | 7 | 6 |
| 2003 | 8 | 9 |
| 2004 | 8 | 14 |
| 2005 | 12 | 16 |
| 2006 | 12 | 15 |
| 2007 | 7 | 15 |
| 2008 | 18 | 23 |
| 2009 | 7 | 13 |
| 2010 | 11 | 16 |
| 2011 | 11 | 20 |
| 2012 | 6 | 35 |
| 2013 | 18 | 35 |
| 2014 | 32 | 74 |
| 2015 | 36 | 74 |
| 2016 | 51 | 94 |
| 2017 | 76 | 102 |
| 2018 | 99 | 104 |
| 2019 | 145 | 111 |
| 2020 | 115 | 80 |
| 2021 | 73 | 60 |
| 2022 | 81 | 85 |
| 2023 | 79 | 80 |
| 2024 | 94 | 94 |
| 2025 | 92 | 75 |
| 2026 | 44 | 71 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vehicle lamp29 Sep 2026US 12,747,844 B2Stanley Electric Co., Ltd.
- Optical component, lighting device, and motor vehicle22 Sep 2026US 12,742,534 B2Valeo Vision
- Vehicle lamp8 Sep 2026US 12,729,823 B2Stanley Electric Co., Ltd.
- Vehicle lamp8 Sep 2026US 12,729,824 B2Nichia Corporation
- Lighting device for a motor vehicle8 Sep 2026US 12,729,826 B2Hella GmbH & Co. KGaA
- Vehicle lamp and light guide body8 Oct 2026US 2026/0309298 A1Stanley Electric Co., Ltd.
- Vehicle lamp1 Oct 2026US 2026/0298434 A1Stanley Electric Co., Ltd.
- Arrangement of optical components for a lighting device for a motor vehicle and a lighting device for the tail section of a motor vehicle1 Oct 2026US 2026/0298435 A1Hella GmbH & Co. KGaA
- Lighting device for vehicles1 Oct 2026US 2026/0298436 A1Hella GmbH & Co. KGaA
- Lighting device and vehicle lamp comprising same24 Sep 2026US 2026/0287139 A1LG Innotek Co., Ltd.
Most cited
By later US patents
- Illuminating device487US 5,136,483 A1992
- Vehicle lighting having remote light source298US 5,709,453 A1998
- Quarter-wave film for brightness enhancement of holographic thin taillamp270US 5,745,266 ARaytheon Company · 1998
- Collimating lamp244US 6,527,411 B1Visteon Corporation · 2003
- Exterior rearview mirror for vehicles, preferably motor vehicles222US 6,139,171 AReitter & Schefenacker GmbH & Co. KG · 2000