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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. |
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7453033 | Detachable top pickup for musical stringed instruments | Jan 16, 07 | Nov 18, 08 | Not available |
7309823 | String-bounding preventing structure for piano | Jan 31, 05 | Dec 18, 07 | YAMAHA CORPORATION |
6100457 | String arrangement for musical instruments | Jun 12, 98 | Aug 08, 00 | UNIVERSITY OF CINCINNATI |
5719347 | Keyboard apparatus for electronic musical instrument with key depression detection unit | Oct 12, 95 | Feb 17, 98 | YAMAHA CORPORATION |
4939969 | Acoustic keyboard musical instrument | Nov 03, 88 | Jul 10, 90 | Nippon Gakki Seizo Kabushiki Kaisha |
4873906 | Adjustable stringplate mounting means for a grand piano | Feb 21, 89 | Oct 17, 89 | Not available |
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4602548 | Tone compensator for piano soundboards | Jun 21, 85 | Jul 29, 86 | GIBSON PIANO VENTURES, INC. |
4599931 | Concert harps | Aug 09, 83 | Jul 15, 86 | Not available |
4594932 | Piano plate mounting structure for upright piano | Jul 24, 84 | Jun 17, 86 | Nippon Gakki Seizo Kabushiki Kaisha |