F21V 3/0615
The material diffusing light
Official title: {the material diffusing light, e.g. translucent glass}
F21V3/0615 (The material diffusing light) appears on 98 US grants and 115 published applications in this corpus.
Search patents in F21V- Granted patents
- 98
- Published applications
- 115
- Assignees
- 73
- Inventors
- 271
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 9 |
| 2013 | 2 | 4 |
| 2014 | 6 | 7 |
| 2015 | 2 | 7 |
| 2016 | 4 | 12 |
| 2017 | 4 | 7 |
| 2018 | 16 | 12 |
| 2019 | 16 | 8 |
| 2020 | 10 | 14 |
| 2021 | 6 | 7 |
| 2022 | 8 | 8 |
| 2023 | 5 | 5 |
| 2024 | 8 | 2 |
| 2025 | 3 | 2 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Progressive frost in a luminaire1 Jan 2026US 2026/0002655 A1Robe Lighting s.r.o.
- Rechargeable luminaire module and cordless light fixture that accommodates the same25 Sep 2025US 2025/0297712 A1Visual Comfort of America LLC
Most cited
By later US patents
- Lighting units429US 5,890,794 A1999
- Combination white light and colored LED light device with active ingredient emission70US 7,484,860 B2S. C. Johnson & Son, Inc. · 2009
- LED luminaire49US 7,988,327 B1Koninklijke Philips Electronics N. V. · 2011
- LED lighting methods and apparatus38US 10,139,060 B1Wangs Alliance Corporation · 2018
- LED tube lamp34US 9,447,929 B2Jiaxing Super Lighting Electric Appliance Co., Ltd · 2016