F21V 1/17
The material comprising photoluminescent substances
Official title: the material comprising photoluminescent substances
F21V1/17 (The material comprising photoluminescent substances) appears on 49 US grants and 63 published applications in this corpus.
Search patents in F21V- Granted patents
- 49
- Published applications
- 63
- Assignees
- 42
- Inventors
- 112
- Latest grant
- 10 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 4 |
| 2010 | 3 | 3 |
| 2011 | 3 | 7 |
| 2012 | 2 | 3 |
| 2013 | 4 | 7 |
| 2014 | 5 | 6 |
| 2015 | 1 | 4 |
| 2016 | 3 | 3 |
| 2017 | 8 | 8 |
| 2018 | 4 | 6 |
| 2019 | 3 | 3 |
| 2020 | 4 | 0 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Device, system, and method of providing a lampshade insert for applying an artistic medium10 Sep 2024US 12,085,259 B2Design and Deliver, LLC
- LED filament device pleasant in appearance and improved spatial light distribution through the formation of intentional complications in cordage7 Nov 2023US 11,808,417 B2Signify Holding B. V.
- Light emitting device21 Jun 2022US 11,365,867 B2Nichia Corporation
- Light emitting device25 May 2021US 11,015,784 B2Nichia Corporation
- Light fixture having flexible shroud9 Feb 2021US 10,914,455 B2ABL IP Holding LLC
- Device, system, and method of providing a lampshade insert for applying an artistic medium14 Mar 2024US 2024/0084993 A1Design and Deliver, LLC
- A light emitting device17 Nov 2022US 2022/0364691 A1Signify Holding B. V.
- Light emitting device5 Aug 2021US 2021/0239297 A1Nichia Corporation
- Partial drive-type light source device and image display device using same5 Dec 2019US 2019/0369441 A1Dexerials Corporation
- Light fixture having flexible shroud31 Oct 2019US 2019/0331321 A1ABL IP Holding LLC
Most cited
By later US patents
- Vehicular marker lamp107US 7,726,856 B2Koito Manufacturing Co., Ltd. · 2010
- Light emitting diode (LED) based lighting systems89US 7,972,030 B2Intematix Corporation · 2011
- Phosphorescent lamp shade35US 5,833,349 A1998
- Apparatus, method to change light source color temperature with reduced optical filtering losses34US 8,378,563 B2Express Imaging Systems, LLC · 2013
- LED-based changeable color light lamp32US 7,810,954 B2Lumination LLC · 2010