G10H 2220/061
Led, i.e. using a light-emitting diode as indicator
Official title: LED, i.e. using a light-emitting diode as indicator
G10H2220/061 (Led, i.e. using a light-emitting diode as indicator) appears on 148 US grants and 158 published applications in this corpus.
Search patents in G10H- Granted patents
- 148
- Published applications
- 158
- Assignees
- 65
- Inventors
- 295
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 3 |
| 2002 | 6 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 10 |
| 2007 | 2 | 10 |
| 2008 | 0 | 1 |
| 2009 | 8 | 4 |
| 2010 | 3 | 4 |
| 2011 | 3 | 4 |
| 2012 | 5 | 6 |
| 2013 | 6 | 6 |
| 2014 | 6 | 3 |
| 2015 | 9 | 9 |
| 2016 | 8 | 14 |
| 2017 | 12 | 11 |
| 2018 | 8 | 8 |
| 2019 | 11 | 8 |
| 2020 | 5 | 2 |
| 2021 | 4 | 13 |
| 2022 | 5 | 4 |
| 2023 | 9 | 15 |
| 2024 | 1 | 4 |
| 2025 | 4 | 9 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Input apparatus, electronic keyboard instrument and electronic apparatus6 Oct 2026US 12,755,721 B2Casio Computer Co., Ltd.
- Method, apparatus, electronic device, and computer-readable medium for displaying lyric effects14 Apr 2026US 12,603,970 B2Beijing Zitiao Network Technology Co., Ltd.
- System and method for learning to play a musical instrument24 Feb 2026US 12,562,073 B2
- Electronic equipment, recording medium for recording content use program, and content use method6 Jan 2026US 12,518,258 B2Roland Corporation
- Input interface device, electronic musical instrument, light emission control method and storage medium6 Jan 2026US 12,518,727 B2Casio Computer Co., Ltd.
- Karaoke sound system with intelligent wireless microphones16 Jul 2026US 2026/0204245 A1Vizio Inc.
- Performance input device and performance input method2 Jul 2026US 2026/0190200 A1Yamaha Corporation
- Panel, electronic musical instrument, and electronic device25 Jun 2026US 2026/0179591 A1Casio Computer Co., Ltd.
- Input interface device, electronic musical instrument, light emission control method and storage medium9 Apr 2026US 2026/0100175 A1Casio Computer Co., Ltd.
- Electronic music generating device including key assemblies and related methods29 Jan 2026US 2026/0031073 A1Dog Paw Inc.
Most cited
By later US patents
- Keyboard instrument with the display device employing fingering guide153US 6,008,783 AKawai Musical Instruments Manufacturing Co., Ltd. · 1999
- Method and apparatus for simulating a jam session and instructing a user in how to play the drums113US 5,739,457 A1998
- Methods and apparatus for providing an interactive musical game77US 6,835,887 B22004
- Training type electronic musical instrument with keyboard indicators71US 4,694,723 ACasio Computer Co., Ltd. · 1987
- Method and apparatus for simulating a jam session and instructing a user in how to play the drums65US 6,369,313 B22002