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| Number | Title | Issue Date |
| 7355109 | Separate automatic player driving keys and pedals of keyboard musical instrument A separate automatic player is independent of a piano, and stands in front of the piano for an automatic playing; the separate automatic player includes a key driver unit, a pedal driver unit and a framework on which the key driver unit and pedal driver unit is carr... | 04/08/2008 |
| 6525257 | Arrangement pressure point generation in keyboards for piano-like keyboard instruments The invention relates to an arrangement, with which pressure point characteristics can be simulated, such that a key stroke typical of a cembalo, as well as the key characteristics of an organ can be as near as possible approached and permits the replicat... | 02/25/2003 |
| 6150600 | Inductive location sensor system and electronic percussion system A system and a method for sensing the location of a remote object relative to a base object involve integrating inductive loop antennas with variable loop density into the base object and utilizing the antennas to transmit energy to and receive energy fro... | 11/21/2000 |
| 5783765 | Keyboard musical instrument equipped with electromagnetic key touch generator for imparting piano key-touch to player A keyboard musical instrument includes an electromagnetic key touch generator for imparting a piano-like key touch to black/white keys, and the electromagnetic key touch generator has leaf spring members respectively held in contact with the upper surface... | 07/21/1998 |
| 5187315 | Musical tone central parameter controller for a musical instrument In construction of a keyboard apparatus in which a plurality of keys are swingably mounted to a fixed key support and change in electric inductance is induced in response to every key operation for adjustment of musical tone control parameters, the change... | 02/16/1993 |
| 5107748 | Touch-response tone controller unit for an electronic musical instrument In construction of an electronic musical instrument having plural musical tone controllers such as keys, push buttons and an expression pedal unit, a number of pulses are generated depending on the extent of movement of each controller on output lines who... | 04/28/1992 |
| 4580478 | Musical keyboard using planar coil arrays There is disclosed a key which is particularly adapted for use in a musical keyboard. The key includes a top pivotable member which acts as a key surface and which is pivoted to move with respect to a reference plane. The key contains on a bottom surface ... | 04/08/1986 |
