F21K 9/68
Details of reflectors forming part of the light source
F21K9/68 (Details of reflectors forming part of the light source) appears on 769 US grants and 908 published applications in this corpus.
Search patents in F21K- Granted patents
- 769
- Published applications
- 908
- Assignees
- 339
- Inventors
- 1,460
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 3 |
| 2004 | 0 | 4 |
| 2005 | 4 | 14 |
| 2006 | 5 | 23 |
| 2007 | 9 | 26 |
| 2008 | 10 | 23 |
| 2009 | 20 | 35 |
| 2010 | 19 | 60 |
| 2011 | 28 | 50 |
| 2012 | 30 | 41 |
| 2013 | 34 | 34 |
| 2014 | 37 | 48 |
| 2015 | 21 | 22 |
| 2016 | 38 | 37 |
| 2017 | 43 | 72 |
| 2018 | 58 | 78 |
| 2019 | 83 | 85 |
| 2020 | 99 | 87 |
| 2021 | 62 | 46 |
| 2022 | 49 | 39 |
| 2023 | 31 | 27 |
| 2024 | 42 | 24 |
| 2025 | 25 | 16 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- LED light source comprising hollow pedestal supporting transparent optical element6 Oct 2026US 12,753,887 B2Lumileds LLC
- Lighting module, lighting device and lamp6 Oct 2026US 12,753,888 B2LG Innotek Co., Ltd.
- LED lighting device4 Aug 2026US 12,698,872 B2Xiamen PVTECH Co., Ltd.
- Thermal performance for spot lamps4 Aug 2026US 12,698,873 B2Signify Holding B. V.
- Portable ultraviolet disinfector16 Jun 2026US 12,653,916 B2Pulse RX Disinfection Corp.
- Lightbars with emission collecting optical modules8 Oct 2026US 2026/0309310 A1Whelen Engineering Company, Inc.
- Lens for Improved Color Mixing and Beam Control of an LED Light Source27 Aug 2026US 2026/0251285 A1Lutron Technology Company LLC
- Light emitting device27 Aug 2026US 2026/0255744 A1Seoul Semiconductor Co., Ltd.
- Led filament6 Aug 2026US 2026/0227038 A1Signify Holding B. V.
- Component for vehicle interior30 Jul 2026US 2026/0217187 A1
Most cited
By later US patents
- High-density illumination system467US 6,871,982 B2Digital Optics International Corporation · 2005
- High output radial dispersing lamp using a solid state light source438US 6,350,041 B1Cree Lighting Company · 2002
- LED replacement for fluorescent lighting371US 6,860,628 B22005
- Tile lighting methods and systems282US 7,358,929 B2Philips Solid-State Lighting Solutions, Inc. · 2008
- Solid state light system211US 5,838,247 A1998