F21Y 2105/16
Square or rectangular
Official title: square or rectangular, e.g. for light panels
F21Y2105/16 (Square or rectangular) appears on 843 US grants and 970 published applications in this corpus.
Search patents in F21Y- Granted patents
- 843
- Published applications
- 970
- Assignees
- 422
- Inventors
- 1,638
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 5 |
| 2010 | 4 | 5 |
| 2011 | 5 | 11 |
| 2012 | 4 | 16 |
| 2013 | 9 | 17 |
| 2014 | 9 | 17 |
| 2015 | 18 | 18 |
| 2016 | 26 | 45 |
| 2017 | 30 | 61 |
| 2018 | 38 | 71 |
| 2019 | 91 | 75 |
| 2020 | 82 | 108 |
| 2021 | 97 | 120 |
| 2022 | 95 | 85 |
| 2023 | 96 | 90 |
| 2024 | 105 | 91 |
| 2025 | 86 | 65 |
| 2026 | 45 | 64 |
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
- Panel light6 Oct 2026US 12,753,890 B2Xiamen PVTECH Co., Ltd.
- Luminaire with replaceable LED board6 Oct 2026US 12,753,907 B2Halco Lighting Technologies, LLC
- Planar illumination device29 Sep 2026US 12,747,847 B2MINEBEA MITSUMI Inc.
- Illumination unit and display apparatus22 Sep 2026US 12,742,987 B2Saturn Licensing LLC
- Track-based lighting system8 Oct 2026US 2026/0309289 A1Signify Holding B. V.
- Lighting device8 Oct 2026US 2026/0309304 A1Signify Holding B. V.
- Lightbars with emission collecting optical modules8 Oct 2026US 2026/0309310 A1Whelen Engineering Company, Inc.
- Luminaire provided with a uv lighting module1 Oct 2026US 2026/0298461 A1Signify Holding B. V.
- Portable illumination apparatus24 Sep 2026US 2026/0287128 A1
Most cited
By later US patents
- LED device for wide beam generation202US 7,674,018 B2Illumination Management Solutions, Inc. · 2010
- LED device for wide beam generation112US 7,942,559 B2Cooper Technologies Company · 2011
- Light reflective structure and light panel87US 8,721,115 B2Luxingtek, Ltd. · 2014
- Thin profile surface mount lighting apparatus78US 10,488,000 B2DMF, Inc. · 2019
- Systems, methods, and devices for sealing LED light sources in a light module71US 9,052,070 B2Cooper Technologies Company · 2015