F21V 9/06
Elements for modifying spectral properties, polarisation or intensity of the light emitted
Official title: for filtering out ultraviolet radiation
F21V9/06 (Elements for modifying spectral properties, polarisation or intensity of the light emitted) appears on 225 US grants and 227 published applications in this corpus.
Search patents in F21V- Granted patents
- 225
- Published applications
- 227
- Assignees
- 127
- Inventors
- 450
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 10 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 3 |
| 2003 | 1 | 2 |
| 2004 | 1 | 5 |
| 2005 | 2 | 10 |
| 2006 | 2 | 7 |
| 2007 | 9 | 9 |
| 2008 | 5 | 9 |
| 2009 | 4 | 11 |
| 2010 | 7 | 6 |
| 2011 | 3 | 13 |
| 2012 | 13 | 10 |
| 2013 | 10 | 31 |
| 2014 | 12 | 17 |
| 2015 | 12 | 19 |
| 2016 | 10 | 10 |
| 2017 | 18 | 12 |
| 2018 | 18 | 9 |
| 2019 | 14 | 10 |
| 2020 | 8 | 4 |
| 2021 | 6 | 8 |
| 2022 | 8 | 11 |
| 2023 | 4 | 8 |
| 2024 | 7 | 2 |
| 2025 | 4 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Warning lights using dominantly visible violet light to induce fluorescence in photoluminescent materials20 Jan 2026US 12,529,463 B2Star Safety Technologies, LLC
- Ultraviolet radiation apparatus30 Sep 2025US 12,429,190 B2Shikoh Tech LLC
- Ultra-violet lighting fixture15 Jul 2025US 12,357,720 B2Viscor, Inc.
- Smart UV C fixture with IoT features17 Jun 2025US 12,329,872 B2Lumenlabs LLC
- Light source6 May 2025US 12,292,164 B2Lazurite Holdings LLC
- Light control film27 Feb 2025US 2025/0067914 A13M Innovative Properties Company
- Warning lights using dominantly visible violet light to induce fluorescence in photoluminescent materials31 Oct 2024US 2024/0360978 A1Star Safety Technologies, LLC
- Lighting device with inactivation function9 May 2024US 2024/0148931 A1Ushio Denki Kabushiki Kaisha
- Highly efficient uv c bulb with multifaceted filter30 Nov 2023US 2023/0381359 A1Lumenlabs LLC
- Ultra-violet lighting fixture16 Nov 2023US 2023/0364296 A1Viscor, Inc.
Most cited
By later US patents
- Illumination devices using natural light LEDs1,018US 8,992,042 B2Halma Holdings, Inc. · 2015
- Photolytically and environmentally stable multilayer structure for high efficiency electromagnetic energy conversion and sustained secondary emission218US 8,232,533 B2Performance Indicator, LLC · 2012
- Photolytically and environmentally stable multilayer structure for high efficiency electromagnetic energy conversion and sustained secondary emission214US 8,178,852 B2Performance Indicator, LLC · 2012
- Photolytically and environmentally stable multilayer structure for high efficiency electromagnetic energy conversion and sustained secondary emission211US 8,415,642 B2Performance Indicator, LLC · 2013
- Illumination delivery system for generating sustained secondary emission208US 8,664,624 B2Performance Indicator, LLC · 2014