F21V 5/046
The lens having a rotationally symmetrical shape about an axis for transmitting
Official title: {the lens having a rotationally symmetrical shape about an axis for transmitting light in a direction mainly perpendicular to this axis, e.g. ring or annular lens with light source disposed inside the ring}
F21V5/046 (The lens having a rotationally symmetrical shape about an axis for transmitting) appears on 216 US grants and 209 published applications in this corpus.
Search patents in F21V- Granted patents
- 216
- Published applications
- 209
- Assignees
- 124
- Inventors
- 425
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 7 | 2 |
| 2004 | 2 | 2 |
| 2005 | 5 | 2 |
| 2006 | 2 | 4 |
| 2007 | 2 | 2 |
| 2008 | 5 | 8 |
| 2009 | 6 | 4 |
| 2010 | 5 | 8 |
| 2011 | 5 | 6 |
| 2012 | 4 | 5 |
| 2013 | 4 | 11 |
| 2014 | 1 | 8 |
| 2015 | 9 | 16 |
| 2016 | 8 | 9 |
| 2017 | 13 | 13 |
| 2018 | 15 | 12 |
| 2019 | 14 | 18 |
| 2020 | 14 | 16 |
| 2021 | 22 | 16 |
| 2022 | 17 | 15 |
| 2023 | 18 | 9 |
| 2024 | 8 | 8 |
| 2025 | 7 | 10 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lighting system8 Sep 2026US 12,729,820 B2Panasonic Intellectual Property Management Co., Ltd.
- Optical component, luminaire comprising such a component and manufacturing method therefor16 Jun 2026US 12,655,959 B2Signify Holding B. V.
- Indirect luminaire9 Jun 2026US 12,650,214 B2Signify Holding B. V.
- Multi-functional flashlight10 Mar 2026US 12,571,522 B2Shenzhen Obuy Technology Co., Ltd
- System and method for portable, safety lighting17 Feb 2026US 12,554,058 B2Archangel Device LLC
- Lighting system16 Jul 2026US 2026/0202024 A1Panasonic Intellectual Property Management Co., Ltd.
- System and method for portable, safety lighting4 Jun 2026US 2026/0153664 A1Archangel Device LLC
- Orientation specific optics26 Mar 2026US 2026/0085812 A1Exposure IP LLC
- Light-emitting device19 Mar 2026US 2026/0078889 A1Nichia Corporation
- Optical component, luminaire comprising such a component and manufacturing method therefor18 Dec 2025US 2025/0383063 A1Signify Holding B. V.
Most cited
By later US patents
- Lighting apparatus317US 6,582,103 B1Teledyne Lighting and Display Products, Inc. · 2003
- Lantern and a lens for the same164US 5,224,773 AZeni Lite Buoy Co., Ltd. · 1993
- Architectural lighting distributed from contained radially collimated light143US 5,897,201 A1999
- Highly efficient luminaire having optical transformer providing precalculated angular intensity distribution and method therefore90US 6,543,911 B1Farlight LLC · 2003
- Multi-source lighting device67US 5,899,557 A1999