F21W 2111/04
Use or application of lighting devices or systems for signalling, marking or
Official title: for waterways
F21W2111/04 (Use or application of lighting devices or systems for signalling, marking or) appears on 84 US grants and 71 published applications in this corpus.
Search patents in F21W- Granted patents
- 84
- Published applications
- 71
- Assignees
- 46
- Inventors
- 151
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 2 |
| 2003 | 2 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 8 |
| 2007 | 4 | 5 |
| 2008 | 5 | 3 |
| 2009 | 4 | 6 |
| 2010 | 6 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 1 | 0 |
| 2014 | 3 | 5 |
| 2015 | 1 | 8 |
| 2016 | 3 | 2 |
| 2017 | 5 | 3 |
| 2018 | 3 | 1 |
| 2019 | 4 | 1 |
| 2020 | 1 | 6 |
| 2021 | 4 | 1 |
| 2022 | 3 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dynamic piling-emplaceable lighting for docks and piers14 Jul 2026US 12,680,659 B1Tieoneon LLC
- Adaptive light for a watercraft16 Jun 2026US 12,655,969 B2Polaris Industries Inc.
- Night-visible dock piling caps21 Oct 2025US 12,448,748 B2
- Sector light and lens19 Nov 2024US 12,146,625 B2Sealite Pty Ltd
- Pivot device for a navigation light4 Apr 2023US 11,619,370 B2Fencing Supply Group Acquisition, LLC
- Illuminated dock bumper system5 Mar 2026US 2026/0062883 A1Hendren Plastics Inc.
- Adaptive light for a watercraft14 Aug 2025US 2025/0257869 A1Polaris Industries Inc.
- Sector light and lens8 May 2025US 2025/0146635 A1Sealite Pty Ltd
- Night-visible dock piling caps4 Apr 2024US 2024/0110353 A1
- Sector light and lens13 Jul 2023US 2023/0220965 A1Sealite Pty Ltd
Most cited
By later US patents
- Lighting methods and systems641US 7,178,941 B2Color Kinetics Incorporated · 2007
- Lighting units429US 5,890,794 A1999
- Light source structure for signal indication lamp141US 5,642,933 APatlite Corporation · 1997
- Lighting methods and systems134US 8,207,821 B2Philips Solid-State Lighting Solutions, Inc. · 2012
- Lighting module assembly and method for a compact lighting device122US 7,281,820 B2Bayco Products, Ltd. · 2007