H01H 23/025
Light-emitting indicators
Official title: {Light-emitting indicators}
H01H23/025 (Light-emitting indicators) appears on 202 US grants and 125 published applications in this corpus.
Search patents in H01H- Granted patents
- 202
- Published applications
- 125
- Assignees
- 103
- Inventors
- 347
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 0 |
| 2002 | 6 | 4 |
| 2003 | 9 | 5 |
| 2004 | 2 | 0 |
| 2005 | 6 | 4 |
| 2006 | 6 | 6 |
| 2007 | 6 | 1 |
| 2008 | 3 | 4 |
| 2009 | 2 | 3 |
| 2010 | 4 | 8 |
| 2011 | 6 | 6 |
| 2012 | 3 | 3 |
| 2013 | 5 | 7 |
| 2014 | 5 | 2 |
| 2015 | 5 | 6 |
| 2016 | 5 | 7 |
| 2017 | 4 | 8 |
| 2018 | 7 | 8 |
| 2019 | 9 | 11 |
| 2020 | 6 | 7 |
| 2021 | 7 | 8 |
| 2022 | 9 | 4 |
| 2023 | 5 | 4 |
| 2024 | 2 | 2 |
| 2025 | 3 | 4 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Load control device having a capacitive touch surface7 Oct 2025US 12,438,543 B2Lutron Technology Company LLC
- Electrical outlet cover with integrated lighting with connectivity3 Jun 2025US 12,322,910 B2O'Reilly Winship, LLC
- Light switch cover having electronic communication system4 Mar 2025US 12,244,766 B1
- Active cover plates12 Nov 2024US 12,142,880 B2SnapRays LLC
- Safety disconnect mechanism with integrated illumination for electronic devices12 Mar 2024US 11,928,955 B2Brilliant Home Technology, Inc.
- Illuminated electrical switch device6 Aug 2026US 2026/0229428 A1Eaton Intelligent Power Limited
- On-off assembly of intelligent dimmer, and dimmer16 Apr 2026US 2026/0106096 A1Wenzhou Huaya Electric Co.,Ltd
- Load control device having a capacitive touch surface29 Jan 2026US 2026/0031813 A1Lutron Technology Company LLC
- Furnace Diagnostic By-Pass Apparatus27 Nov 2025US 2025/0364197 A1
- Light switch cover having electronic communication system21 Aug 2025US 2025/0267215 A1
Most cited
By later US patents
- Two-stage movement seesaw switch apparatus169US 5,693,920 AAlps Electric Co., Ltd. · 1997
- Multi-unit switch assembly152US 5,036,168 AMatsushita Electric Works, Ltd. · 1991
- RF antenna integrated into a control device installed into a wall switch box127US 7,756,556 B2Leviton Manufacturing Co., Inc. · 2010
- Operating apparatus115US 6,355,891 B1Mitsubishi Denki Kabushiki Kaisha · 2002
- Electrical device with lamp module107US 7,360,912 B1Pass & Seymour, Inc. · 2008