G09F 13/30
Illuminated signs: with moving light sources
Official title: with moving light sources, e.g. rotating luminous tubes
G09F13/30 (Illuminated signs: with moving light sources) appears on 32 US grants and 30 published applications in this corpus.
Search patents in G09F- Granted patents
- 32
- Published applications
- 30
- Assignees
- 20
- Inventors
- 75
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 3 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 3 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 2 |
| 2019 | 2 | 1 |
| 2020 | 1 | 2 |
| 2021 | 3 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 4 |
| 2024 | 2 | 4 |
| 2025 | 4 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Display apparatus28 Oct 2025US 12,457,695 B2Samsung Electronics Co., Ltd.
- Backlight source, display device, and method for partition control16 Sep 2025US 12,416,832 B2Hkc Corporation Limited
- Display device13 May 2025US 12,300,124 B2Wuhan China Star Optoelectronics Technology Co., Ltd.
- Suspended system with orientation control11 Feb 2025US 12,223,859 B2Drone Aerial Services, LLC
- Holographic video display method, holographic video display device, and video data creation method31 Jul 2025US 2025/0244603 A1I.B.RESEARCH Inc.
- Visual communication system25 Jul 2024US 2024/0249651 A1Waymo LLC
- Display device11 Jul 2024US 2024/0233587 A9Wuhan China Star Optoelectronics Technology Co., Ltd.
- Backlight source, display device, and method for partition control2 May 2024US 2024/0142822 A1Hkc Corporation Limited
- Display device25 Apr 2024US 2024/0135843 A1Wuhan China Star Optoelectronics Technology Co., Ltd.
Most cited
By later US patents
- Electronic display apparatus53US 4,298,868 A1981
- Image display apparatus49US 6,175,354 B1Frontline Display International Limited · 2001
- Dynamic star burst display22US 4,249,331 A1981
- Fireplace simulator19US 7,219,456 B1Winners Products Engineering Ltd. · 2007
- Fireplace simulator with glowing ember effect12US 7,921,585 B2Winners Products Engineering Ltd. · 2011