F21V 13/04
The elements being reflectors and refractors
Official title: the elements being reflectors and refractors {(for vehicle rear lights F21S43/40)}
F21V13/04 (The elements being reflectors and refractors) appears on 1,614 US grants and 1,729 published applications in this corpus.
Search patents in F21V- Granted patents
- 1,614
- Published applications
- 1,729
- Assignees
- 731
- Inventors
- 2,821
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 10 | 0 |
| 1998 | 12 | 0 |
| 1999 | 12 | 0 |
| 2000 | 17 | 0 |
| 2001 | 14 | 6 |
| 2002 | 15 | 11 |
| 2003 | 21 | 19 |
| 2004 | 16 | 30 |
| 2005 | 24 | 32 |
| 2006 | 28 | 35 |
| 2007 | 30 | 27 |
| 2008 | 18 | 42 |
| 2009 | 26 | 48 |
| 2010 | 29 | 73 |
| 2011 | 46 | 60 |
| 2012 | 50 | 85 |
| 2013 | 68 | 167 |
| 2014 | 91 | 191 |
| 2015 | 121 | 165 |
| 2016 | 147 | 123 |
| 2017 | 122 | 101 |
| 2018 | 104 | 100 |
| 2019 | 130 | 87 |
| 2020 | 107 | 79 |
| 2021 | 79 | 55 |
| 2022 | 56 | 61 |
| 2023 | 57 | 56 |
| 2024 | 50 | 31 |
| 2025 | 30 | 24 |
| 2026 | 19 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Box-shaped light fixture with diffuser lens having a plurality of diffractive ribs22 Sep 2026US 12,742,537 B2Maxlite, Inc.
- LED grow light system and method15 Sep 2026US 12,736,201 B2
- Optical assembly with swing-adjustable lens and lighting fixture incorporating the same8 Sep 2026US 12,729,833 B1E-Lite Lighting Co., Ltd.
- Wireless controllable lighting device25 Aug 2026US 12,716,575 B2Lutron Technology Company LLC
- Wireless controllable lighting device18 Aug 2026US 12,710,160 B2Lutron Technology Company LLC
- Lightbars with emission collecting optical modules8 Oct 2026US 2026/0309310 A1Whelen Engineering Company, Inc.
- Wireless controllable lighting device8 Oct 2026US 2026/0309313 A1Lutron Technology Company LLC
- Integrated ceiling device with mechanical arrangement for a light source1 Oct 2026US 2026/0298440 A1Lighting Defense Group, LLC
- Method, system, and apparatus for illuminating designer smart accessories24 Sep 2026US 2026/0287166 A1Asher Levine Inc.
- Led lighting arrangement20 Aug 2026US 2026/0243409 A1Signify Holding B. V.
Most cited
By later US patents
- Luminaire508US 6,250,774 B1U. S. Philips Corporation · 2001
- Side emitting LED and lens330US 6,679,621 B2Lumileds Lighting U.S., LLC · 2004
- LED light assembly282US 6,641,284 B2Whelen Engineering Company, Inc. · 2003
- Lens and lens cap with sawtooth portion for light emitting diode202US 6,607,286 B2Lumileds Lighting U.S., LLC · 2003
- LED device for wide beam generation202US 7,674,018 B2Illumination Management Solutions, Inc. · 2010