F21K 9/66
Details of globes or covers forming part of the light source
F21K9/66 (Details of globes or covers forming part of the light source) appears on 487 US grants and 559 published applications in this corpus.
Search patents in F21K- Granted patents
- 487
- Published applications
- 559
- Assignees
- 207
- Inventors
- 756
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 2 | 4 |
| 2008 | 0 | 9 |
| 2009 | 4 | 10 |
| 2010 | 11 | 14 |
| 2011 | 6 | 13 |
| 2012 | 10 | 20 |
| 2013 | 9 | 19 |
| 2014 | 23 | 27 |
| 2015 | 12 | 19 |
| 2016 | 17 | 41 |
| 2017 | 36 | 54 |
| 2018 | 35 | 31 |
| 2019 | 53 | 71 |
| 2020 | 90 | 79 |
| 2021 | 55 | 40 |
| 2022 | 29 | 24 |
| 2023 | 31 | 20 |
| 2024 | 26 | 21 |
| 2025 | 17 | 25 |
| 2026 | 20 | 15 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Emitter assembly for a lighting device6 Oct 2026US 12,753,886 B2Lutron Technology Company LLC
- LED light source comprising hollow pedestal supporting transparent optical element6 Oct 2026US 12,753,887 B2Lumileds LLC
- LED lamp29 Sep 2026US 12,747,856 B2Jiaxing Super Lighting Electric Appliance Co., Ltd
- Cover window including the cover window having printed layer22 Sep 2026US 12,745,545 B2Samsung Display Co., Ltd.
- Single-layer printed circuit board for a lighting device18 Aug 2026US 12,710,144 B2Lutron Technology Company LLC
- Led filament arrangement comprising light converting material10 Sep 2026US 2026/0271442 A1Signify Holding B. V.
- Lens for Improved Color Mixing and Beam Control of an LED Light Source27 Aug 2026US 2026/0251285 A1Lutron Technology Company LLC
- A led filament lamp20 Aug 2026US 2026/0243395 A1Signify Holding B. V.
- Led string light with branch-trunk structure30 Jul 2026US 2026/0218889 A1Shangyou Jiayi Lighting Product Co., Ltd.
- Lighting device with light distribution body9 Jul 2026US 2026/0194204 A1Paro Holding GmbH
Most cited
By later US patents
- Light tube and power supply circuit300US 7,049,761 B2Altair Engineering, Inc. · 2006
- LED lighting device for replacing fluorescent tubes268US 7,510,299 B2Altair Engineering, Inc. · 2009
- LED lighting unit including elongated heat sink and elongated lens241US 7,815,338 B2Altair Engineering, Inc. · 2010
- LED lighting system198US 7,307,391 B2LED Smart Inc. · 2007
- Light tube and power supply circuit116US 8,247,985 B2iLumisys, Inc. · 2012