F21Y 2107/20
On convex supports or substrates
Official title: on convex supports or substrates, e.g. on the outer surface of spheres
F21Y2107/20 (On convex supports or substrates) appears on 187 US grants and 232 published applications in this corpus.
Search patents in F21Y- Granted patents
- 187
- Published applications
- 232
- Assignees
- 123
- Inventors
- 372
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 3 | 5 |
| 2004 | 2 | 1 |
| 2005 | 1 | 7 |
| 2006 | 1 | 0 |
| 2007 | 1 | 3 |
| 2008 | 2 | 4 |
| 2009 | 2 | 5 |
| 2010 | 4 | 12 |
| 2011 | 5 | 16 |
| 2012 | 10 | 12 |
| 2013 | 4 | 10 |
| 2014 | 13 | 17 |
| 2015 | 9 | 22 |
| 2016 | 12 | 16 |
| 2017 | 19 | 9 |
| 2018 | 12 | 14 |
| 2019 | 16 | 13 |
| 2020 | 15 | 14 |
| 2021 | 13 | 18 |
| 2022 | 15 | 7 |
| 2023 | 9 | 10 |
| 2024 | 4 | 4 |
| 2025 | 6 | 7 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Artificial skylight device30 Jul 2026US 2026/0218868 A1Signify Holding B. V.
- Led filament and light bulb using the same23 Apr 2026US 2026/0110406 A1Jiaxing Super Lighting Electric Appliance Co., Ltd
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Most cited
By later US patents
- LED beacon light704US 5,806,965 AR & M Deese Inc. · 1998
- LED lamp construction448US 5,561,346 A1996
- LED light299US 7,524,089 B2Daejin DMP Co., Ltd. · 2009
- Lighting element using electronically activated light emitting elements and method of making same255US 7,086,756 B2Lighting Science Group Corporation · 2006
- Lighting devices using a plurality of light sources225US 6,357,893 B12002