F21V 13/045
For portable lighting devices
Official title: {for portable lighting devices}
F21V13/045 (For portable lighting devices) appears on 48 US grants and 50 published applications in this corpus.
Search patents in F21V- Granted patents
- 48
- Published applications
- 50
- Assignees
- 32
- Inventors
- 93
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 4 |
| 2007 | 3 | 5 |
| 2008 | 1 | 0 |
| 2009 | 2 | 3 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 3 |
| 2014 | 2 | 0 |
| 2015 | 2 | 8 |
| 2016 | 2 | 0 |
| 2017 | 3 | 5 |
| 2018 | 3 | 5 |
| 2019 | 5 | 0 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 2 | 0 |
| 2023 | 1 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multiple light source configuration31 Mar 2026US 12,591,129 B2Designs for Vision, Inc.
- Method, system, and apparatus for illuminating designer smart accessories21 Oct 2025US 12,449,119 B2Asher Levine Inc.
- Luminaire16 Jul 2024US 12,038,152 B2Ledlenser GmbH & Co. KG
- Flashlight having plural light sources with common fluorescent element12 Mar 2024US 11,927,313 B2Shenzhen Lighting Institute
- Diving lamp with efficient waterproof performance17 Jan 2023US 11,555,607 B1Shenzhen Xiangyu Optoelectronics Technology Co., Ltd
- Method, system, and apparatus for illuminating designer smart accessories24 Sep 2026US 2026/0287166 A1Asher Levine Inc.
- Multiple Light Source Configuration3 Jul 2025US 2025/0216668 A1Designs for Vision, Inc.
- Method, system, and apparatus for illuminating designer smart accessories7 Nov 2024US 2024/0369217 A1Asher Levine Inc.
- Luminaire2 May 2024US 2024/0142087 A1Ledlenser GmbH & Co. KG
- Diving lamp with efficient waterproof performance26 Jan 2023US 2023/0029154 A1Shenzhen Xiangyu Optoelectronics Technology Co., Ltd
Most cited
By later US patents
- Lighting module assembly and method for a compact lighting device122US 7,281,820 B2Bayco Products, Ltd. · 2007
- Fluorescent task lamp with optimized bulb alignment and ballast71US 7,201,491 B2Bayco Products, Ltd. · 2007
- Light distributor54US 8,317,366 B2Eveready Battery Company, Inc. · 2012
- Portable flashing signal light52US 6,086,218 ACal June Inc. · 2000
- Lighting device with adjusting mechanism36US 9,140,431 B12015