Description
Class G10C : PIANOS
Subclass 3/04: Details or accessories Frames; Bridges; Bars
G10C 3/04
Sub-Class
Stats
- 23 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 6 Total Patent Owners
- 52 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11862134 | Key support structure of keyboard device | Feb 19, 21 | Jan 02, 24 | Yamaha Corporation |
| 11562718 | Keyboard device for keyboard instrument | Mar 04, 22 | Jan 24, 23 | Kabushiki Kaisha Kawai Gakki Seisakusho |
| 11423868 | Keyboard device and musical sound emission method | Jul 28, 21 | Aug 23, 22 | Roland Corporation |
| 11380289 | Piano tuning retention system | May 13, 21 | Jul 05, 22 | Not available |
| 11222616 | Securing device for piano strings | May 07, 19 | Jan 11, 22 | Not available |
| 10796671 | Keyboard apparatus | Sep 14, 18 | Oct 06, 20 | Yamaha Corporation |
| 10418003 | Keyboard device and keyboard instrument | Mar 13, 18 | Sep 17, 19 | Casio Computer Co. Ltd. |
| 10347223 | Keyboard device and keyboard instrument | Mar 13, 18 | Jul 09, 19 | Casio Computer Co. Ltd. |
| 10184656 | Grand piano | Sep 28, 17 | Jan 22, 19 | KAWAI MUSICAL INSTRUMENTS MANUFACTURING CO., LTD. |
| 10134371 | Stroke adjustment device for keyboard instrument | Sep 15, 17 | Nov 20, 18 | Kabushiki Kaisha Kawai Gakki Seisakusho |
| 9978345 | Piano plate assembly and method of manufacturing same | Apr 16, 13 | May 22, 18 | Not available |
| 9685144 | Toy piano | Mar 15, 14 | Jun 20, 17 | Not available |
| 9633629 | Piano or grand piano with strings and a sound bridge with reduced mass and improved tonal quality | Mar 06, 13 | Apr 25, 17 | SCHIMMEL-VERWALTUNGSGESELLSCHAFT MIT BESCHRÄNKTER HAFTUNG, SCHIMMEL-VERWALTUNGSGESELLSCHAFT MIT BESCHRANKTER HAFTUNG, |
| 9117421 | Fully tempered duplex scale | Nov 01, 12 | Aug 25, 15 | Not available |
| 8378190 | Piano construction | Sep 08, 10 | Feb 19, 13 | Not available |
| 8217244 | String-bridge interface system and method | Sep 24, 10 | Jul 10, 12 | HURSTWOOD FARM PIANO STUDIOS LTD. |
| 7884271 | String-bridge interface system and method | Oct 28, 09 | Feb 08, 11 | HURSTWOOD FARM PIANO STUDIOS LTD. |
| 7759565 | Wrestplanks | Mar 04, 09 | Jul 20, 10 | STEINWAY MUSICAL INSTRUMENTS, INC. |
| 7750221 | Keyboard-type tone plate percussion instrument and resonance tube and resonance box for tone plate percussion instrument | Dec 13, 06 | Jul 06, 10 | YAMAHA CORPORATION |
| 7518046 | Wrestplanks | Jan 17, 08 | Apr 14, 09 | STEINWAY MUSICAL INSTRUMENTS, INC. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0022,442 | PIANO STRING FRAME | Jul 11, 24 | Jan 16, 25 | 1066 GROUP LTD |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 23 Months (last 2 years Issuances)
- 23 Months (last 5 years Issuances)