F21W 2131/405
For shop-windows or displays
Official title: for shop-windows or displays
F21W2131/405 (For shop-windows or displays) appears on 304 US grants and 306 published applications in this corpus.
Search patents in F21W- Granted patents
- 304
- Published applications
- 306
- Assignees
- 182
- Inventors
- 585
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 0 |
| 2002 | 2 | 5 |
| 2003 | 7 | 4 |
| 2004 | 2 | 2 |
| 2005 | 3 | 4 |
| 2006 | 5 | 4 |
| 2007 | 1 | 13 |
| 2008 | 2 | 19 |
| 2009 | 8 | 19 |
| 2010 | 10 | 14 |
| 2011 | 14 | 26 |
| 2012 | 14 | 8 |
| 2013 | 7 | 21 |
| 2014 | 18 | 15 |
| 2015 | 17 | 18 |
| 2016 | 13 | 27 |
| 2017 | 26 | 17 |
| 2018 | 29 | 24 |
| 2019 | 12 | 14 |
| 2020 | 22 | 17 |
| 2021 | 13 | 17 |
| 2022 | 13 | 9 |
| 2023 | 8 | 5 |
| 2024 | 5 | 3 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- White light source system25 Nov 2025US 12,482,794 B2Seoul Semiconductor Co., Ltd.
- Light emitting diode arrangements for gemstone evaluation5 Nov 2024US 12,135,278 B2Gemological Institute of America, Inc. (GIA)
- Corner lamp and interconnected lighting system14 May 2024US 11,982,422 B2Sell Electronics Co., Ltd.
- White light source system7 May 2024US 11,978,726 B2Seoul Semiconductor Co., Ltd.
- Product display system having two product support surfaces that support a plurality of products with at least one LED light strip20 Feb 2024US 11,903,498 B1
- White light source system19 Mar 2026US 2026/0083018 A1Seoul Semiconductor Co., Ltd.
- White light source system5 Sep 2024US 2024/0297160 A1Seoul Semiconductor Co., Ltd.
- Lighting apparatus for a merchandizer id channel11 Jul 2024US 2024/0225309 A9Lighting for Impact, LLC
- Lighting apparatus for a merchandizer id channel25 Apr 2024US 2024/0130540 A1Lighting for Impact, LLC
- Corner Lamp and Interconnected Lighting System23 Nov 2023US 2023/0375147 A1Self Electronics Co., Ltd.
Most cited
By later US patents
- Light emitting diode light strip400US 6,283,612 B12001
- LED-based lamps223US 8,197,105 B2Intematix Corporation · 2012
- Light expanding system for producing a linear or planar light beam from a point-like light source189US 5,835,661 A1998
- Light expanding system for producing a linear or planar light beam from a point-like light source154US 5,506,929 AClio Technologies, Inc. · 1996
- Linear illumination lens with Fresnel facets138US 7,559,672 B1InteLED Corp. · 2009