F21S 10/002
Lighting devices or systems producing a varying lighting effect: using liquids
Official title: {using liquids, e.g. water}
F21S10/002 (Lighting devices or systems producing a varying lighting effect: using liquids) appears on 292 US grants and 283 published applications in this corpus.
Search patents in F21S- Granted patents
- 292
- Published applications
- 283
- Assignees
- 93
- Inventors
- 327
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 10 | 0 |
| 2002 | 12 | 11 |
| 2003 | 8 | 13 |
| 2004 | 5 | 7 |
| 2005 | 6 | 4 |
| 2006 | 3 | 12 |
| 2007 | 4 | 12 |
| 2008 | 4 | 15 |
| 2009 | 4 | 15 |
| 2010 | 14 | 10 |
| 2011 | 11 | 11 |
| 2012 | 5 | 9 |
| 2013 | 4 | 1 |
| 2014 | 14 | 29 |
| 2015 | 12 | 12 |
| 2016 | 12 | 15 |
| 2017 | 9 | 12 |
| 2018 | 8 | 19 |
| 2019 | 15 | 13 |
| 2020 | 16 | 9 |
| 2021 | 19 | 9 |
| 2022 | 13 | 12 |
| 2023 | 10 | 18 |
| 2024 | 11 | 9 |
| 2025 | 13 | 2 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Water feature with integrated lighting system4 Aug 2026US 12,698,876 B1Bellson Electric Pty Ltd
- Water pumping and swinging ornament structure with magnetic coupling dual-drive swinging function23 Jun 2026US 12,663,129 B1Huizhou Dicheng Electronic Technology Co., Ltd
- Cymatic projection systems, methods and devices9 Jun 2026US 12,650,210 B2
- Water droplet dramatization system and water droplet dramatization method3 Feb 2026US 12,539,470 B2Teamlab Inc.
- Light-emitting device for rotationally delivering liquid upward20 Jan 2026US 12,529,459 B1Shenzhen HaiXinWang Electronic Co., Ltd
- Water feature with integrated lighting system1 Oct 2026US 2026/0298428 A1Bellson Electric Pty Ltd
- Fluid filled flame simulating device27 Aug 2026US 2026/0251275 A1L&L Candle Company, LLC
- Pixelated Water Display and Design Tools Therefor16 Jul 2026US 2026/0199924 A1Wet
- Light-emitting device for rotationally delivering liquid upward22 Jan 2026US 2026/0022810 A1Shenzhen HaiXinWang Electronic Co., Ltd
- Fog and dancing liquid lantern27 Mar 2025US 2025/0102123 A1Lightuptoys.Com LLC
Most cited
By later US patents