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| Number | Title | Issue Date |
| 7671259 | Process for the manufacture of a toy piano In order to be able to salvage toy pianos that have become damaged during shipping, a process has been developed to manufacture toy pianos using a set of predetermined jigs in order to cut the parts of the piano in order to achieve uniform pieces in the event of dam... | 03/02/2010 |
| 7589265 | Upright piano An upright piano includes a piano case having an upper front panel, a left side panel, a right side panel, and a top lid. The upper front panel is pivotally mounted below and generally abutting the top lid. A keyboard is supported by the piano case and has a plurali... | 09/15/2009 |
| 7479591 | Mobile music entertainment systems A system relating to improving the usefulness of one or more electronic pianos by providing a multifunctional outer housing. Such outer housing is assembled substantially from modular components, preferably adapted for rapid set-up and breakdown. The housings are de... | 01/20/2009 |
| 7439436 | Main case body of musical keyboard instrument A main case body of a musical instrument, which is capable of securing a degree of freedom of design. A case structure includes a lower front case, a lower rear case, and an upper case. The lower front case has a keyboard unit mounted therein. A bottom part extends ... | 10/21/2008 |
| 7425672 | Exterior structure for keyboard instrument An exterior structure for a keyboard instrument, which is capable of dramatically increasing the variation of producible types of keyboard instruments while suppressing the cost of molds. A lower case includes a front-side lower case LCf and a rear-side lower case L... | 09/16/2008 |
| 7368644 | Top board structure for keyboard instrument A top board structure is adapted to a keyboard instrument (e.g., a grand piano) having a pair of a top board rear and a top board front, which are arranged close to each other with a gap therebetween above the upper portion of a case. Herein, the gap is enlarged usi... | 05/06/2008 |
| 7348477 | Electronic keyboard musical instrument Casing of an electronic keyboard musical instrument includes two discrete parts: a main casing section; and a rear casing section. The main casing section includes a bottom plate having a keyboard section placed thereon, a keyslip portion extending upward from the b... | 03/25/2008 |
| 7301084 | Upright keyboard musical instrument An upright keyboard musical instrument has an open/close board attached to the top position of a case, wherein the lower surface of the open/close board is subjected to mirror surface finishing and is supported by a lid prop, which is rotatably arranged in proximity... | 11/27/2007 |
| 7267316 | Brace rotating mechanism A brace is provided so as to be able to maintain the open position of a lid of a keyboard musical instrument (grand piano), is able to rotate between an erect position that maintains an open position of lid and a collapsed position, and is able to be self-standing i... | 09/11/2007 |
| 7140588 | Brace rotating mechanism A brace to be able to maintain the open position of a lid of a keyboard musical instrument (grand piano), is able to rotate between an erect position that maintains an open position of lid and a collapsed position, and is able to be self-standing in the erect positi... | 11/28/2006 |
| 7119269 | Electronic musical instrument An electronic musical instrument which can be designed compact in longitudinal size and is excellent in acoustic characteristics. A musical instrument main body (1) has at least one keyboard device (12), and left and right lateral side panels (13 | 10/10/2006 |
| 7078611 | Keyboard instrument An instrument main body has a keyboard including a plurality of keys and sound generators (for example, speakers) at a rear of the keyboard. At the rear of the keyboard, an upper surface cover portion composed of an upper panel, a operating panel, and so on is provi... | 07/18/2006 |
| 7009095 | Keyboard musical instrument with laterally adjustable built-in music rack and music rack used therein A grand piano has a built-in music rack for keeping a music score book thereon, and the built-in music rack includes a guide laterally extending inside the piano cabinet and a desk board projecting over the piano cabinet and connected to the guide; when a pianist ex... | 03/07/2006 |
| 6992242 | Keyboard musical instrument equipped with automatic top board spacer A keyboard musical instrument such as a grand piano has a front top board and a rear top board with which an upper opening of a piano case is closed, and the rear top board is confronted with the front top board at the closing position; an automatic board spacer is ... | 01/31/2006 |
| 6972358 | Electronic keyboard musical instrument Casing of an electronic keyboard musical instrument includes two discrete parts: a main casing section; and a rear casing section. The main casing section includes a bottom plate having a keyboard section placed thereon, a keyslip portion extending upward from the b... | 12/06/2005 |
| 6969792 | Self-locking keyboard bracket A self-locking keyboard bracket is disclosed to include a four-bar linkage, formed of a base frame, a connecting frame, a coupling frame, and a braking mechanism, a supporting frame fastened pivotally with the coupling frame, and an angle adjustment control unit for... | 11/29/2005 |
| 6967271 | Combination carrying case and instrument stand base A musical instrument support system that is a combination carrying case and foundation for instrument holding stands. The case itself would provide the foundation of the stand uprights thus eliminating the need for stand legs. The system is designed to carry multipl... | 11/22/2005 |
| 6946591 | Safety device used on pianos to prevent lid-slamming A safety device used on pianos to prevent the slamming of keyboard lid. Present invention uses a suction cup with a rod that can be folded down, so that it takes up very limited room, when it rod is down. When in use, if the piano keyboard lid is tilted towards the ... | 09/20/2005 |
| 6888053 | Electronic keyboard musical instrument Casing of an electronic keyboard musical instrument includes two discrete parts: a main casing section; and a rear casing section. The main casing section includes a bottom plate having a keyboard section placed thereon, a keyslip portion extending upward from the b... | 05/03/2005 |
| 6723909 | Gig box The invention is a new system for simplifying the transport, set-up and use of electrically amplified musical instruments such as guitars and electric bases. It is comprised of a combination of components that are normally carried and set-up separately by the perfor... | 04/20/2004 |
| 6720489 | Piano muter A muter configured to be placed beneath the soundboard of a piano (in the case of a grand piano) in order to attenuate the downward transmission of sound. The muter employs blocks of acoustic foam, shaped to frictionally engage the structural elements of the piano i... | 04/13/2004 |
| 6528708 | Exterior structure for electronic keyboard instrument The present invention provides an exterior structure for an electronic keyboard instrument which has excellence in an outward appearance and which can be produced easily without detracting acoustic characteristics. In the present invention, a recess groov... | 03/04/2003 |
| 6506966 | Erroneous opening prevention mechanism for a grand piano lid In an erroneous opening prevention mechanism according to the present invention, a hook and a hook support are loosely engaged with one another when a front lid, folded back on a back lid, is unfolded, or laid flat. If an attempt to raise the whole lid la... | 01/14/2003 |
| 6469237 | Apparatus for opening and closing top board of grand piano In an apparatus for opening an closing a top board of a grand piano, the top board is hingedly supported along one side thereof on an outer rim of the grand piano. The apparatus has a gear-type of jack made up of a jack main body fixed to a wooden fame of... | 10/22/2002 |
| 6459023 | Mounting board for guitar effects An effect support board including an effect mounting surface adapted to mount a guitar effect and including a cable connection opening adapted to allow the cable to pass from beneath the effect mounting surface for connection to the guitar effect on top o... | 10/01/2002 |
| 6288313 | Keyboard musical instrument having split rear top board and/or visual display unit A grand piano has a split top board, i.e., plural sub-boards selectively opened by a pianist for emphasizing higher registered sounds or lower registered sounds and a visual display, which teaches the pianist how to tune the grand piano in the desired mod... | 09/11/2001 |
| 6180859 | Panel assembly for electronic keyboard musical instrument A panel assembly for an electronic keyboard musical instrument is disposed over a substantially entire width in a direction in which keys are arranged. The panel assembly serves to cover electronic circuits or the like contained therein. The panel assembl... | 01/30/2001 |
| 6145197 | Method of assembling a grand piano A method of assembling a grand piano, an outer rim for a grand piano and a manufacturing method thereof, an arm for a grand piano and a fabricating method thereof, and a keyboard musical instrument are provided. The method of assembling a grand piano comp... | 11/14/2000 |
| 6121526 | Rotary damper A rotary damper has a shaft and a torque control mechanism which are accommodated in a chamber filled with a viscous fluid. The chamber is divided into a first compartment and a second compartment. The torque control mechanism comprises an auxiliary chamb... | 09/19/2000 |
| 5918296 | Closing control device for fallboard There is provided a closing control device for a fallboard of a piano. A fallboard support is detachably mounted on a body of the piano, and the fallboard is rotatably attached to the fallboard support. A linkage has one end thereof connected to the fallb... | 06/29/1999 |
| 5918295 | Combination table, desk and digital piano A combination table, desk and digital piano is presented. The combination device features a flat writing surface with desk drawers which is made accessible by a folding top and side located at the front of the device. Located at the back of the device is ... | 06/29/1999 |
| 5866829 | Pedal rack A pedal rack (10) comprising a case (12) with a plurality of a variety of electronic components (14) that may be electrically connected together and retained within the case (12). A sound control unit (16) may be electrically connected to the electronic c... | 02/02/1999 |
| 5465644 | Stand structure for a keyed instrument A stand structure for a keyed instrument having a main body with a keyboard at the front thereof, the stand structure including a first side plate and a second side plate, the first side plate and the second side plate being adapted for supporting at leas... | 11/14/1995 |
| 5312076 | Reflex support fastener for keyboard stands A reflex fastener, specifically a snap consisting of a plug and corresponding socket, is disclosed for use in load-bearing structures (preferably, stands to support electronic keyboards). The plug is bevelled to form depressions into which corresponding e... | 05/17/1994 |
| 5301588 | Grand piano having a lower lid A grand piano having a lower lid attached thereto by hinges, and a lid designed for attachment to the bottom of a grand piano. The lid completely covers the bottom of the piano case when latched in a closed position. In its closed position, the lower lid ... | 04/12/1994 |
| 5164528 | Keyboard apparatus for musical instrument This invention relates to a keyboard apparatus for a musical instrument such as a musical keyboard instrument for electronic pianos, electronic organs, or acoustic keyboards. This keyboard apparatus has a musical instrument body, a plurality of keys attac... | 11/17/1992 |
| 4693159 | Wooden frame for a grand piano In construction of a wooden frame for a grand piano, rigidity of the bass range section of a curved frame is on purpose raised in order to make up for difference in rigidity which is otherwise unavoidably caused by configurational factors for balanced gen... | 09/15/1987 |
| 4674385 | Housing structure of keyboard musical instrument A housing structure of a keyboard instrument has: a musical instrument main body having a keyboard portion in which a plurality of keys are aligned in order; a cover having a hinge portion and a foldable portion along an alignment direction of the keys so... | 06/23/1987 |
| 4656913 | Electronic musical instrument with keyboard and cover An electronic musical instrument with a keyboard has a musical instrument housing with the keyboard and an operation panel arranged adjacent to the keyboard, and a cover for covering the keyboard and the operation panel. Guide projections are formed at tw... | 04/14/1987 |
| 4641565 | Upright piano In construction of a keyboard unit accommodable upright piano, a vertically turnable keyboard is held by a holder unit so that the keyboard unit can be stably held in a horizontal position at one state of the holder unit and easily be accommodated in the ... | 02/10/1987 |
