G10C 3/161
Specially adapted for upright pianos
Official title: specially adapted for upright pianos
G10C3/161 (Specially adapted for upright pianos) appears on 59 US grants and 34 published applications in this corpus.
Search patents in G10C- Granted patents
- 59
- Published applications
- 34
- Assignees
- 16
- Inventors
- 75
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 3 |
| 2012 | 2 | 1 |
| 2013 | 4 | 7 |
| 2014 | 4 | 2 |
| 2015 | 5 | 2 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 2 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Piano including drop action30 Jun 2026US 12,670,887 B2Kabushiki Kaisha Kawai Gakki Seisakusho
- Transportable stringed keyboard instrument6 Jan 2026US 12,518,726 B2Keybird Instruments ApS
- Upright keyboard instrument15 Jun 2021US 11,037,533 B2Kabushiki Kaisha Kawai Gakki Seisakusho
- Key assembly and keyboard apparatus20 Apr 2021US 10,984,761 B2Yamaha Corporation
- Support assembly and keyboard apparatus4 Jun 2019US 10,311,836 B2Yamaha Corporation
- Damper mechanism for upright piano, and stay member for use in the damper mechanism1 Oct 2026US 2026/0301715 A1Kawai Musical Instruments Manufacturing Co., Ltd.
- Rail component of keyboard instrument and cap member for the rail component6 Aug 2026US 2026/0229201 A1Kawai Musical Instruments Manufacturing Co., Ltd.
- Piano with drop action11 Sep 2025US 2025/0285603 A1Kabushiki Kaisha Kawai Gakki Seisakusho
- Piano including drop action3 Oct 2024US 2024/0331662 A1Kabushiki Kaisha Kawai Gakki Seisakusho
- Transportable Stringed Keyboard Instrument27 Apr 2023US 2023/0127612 A1Keybird Instruments ApS
Most cited
By later US patents
- Upright piano for constant key-touch regardless of manipulation of soft pedal22US 5,287,787 AYamaha Corporation · 1994
- Action for upright piano18US 4,879,939 A1989
- Automatic player piano exactly reproducing half stroke in playback17US 5,691,489 AYamaha Corporation · 1997
- Automatic player piano equipped with mute lock system for reproducing faint sounds in playback mode14US 5,451,706 AYamaha Corporation · 1995
- Keyboard device for an electronic instrument and an electronic piano13US 5,679,914 AKabushiki Kaisha Kawai Gakki Seisakusho · 1997