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| Number | Title | Issue Date |
| 7361826 | Portable electronic musical keyboard instrument A portable electronic musical device has a keyboard disposed in a housing connected to a strap and a support plate connected thereto for suspension of housing by strap on shoulders of a person while housing is simultaneously supported on waist of person to allow per... | 04/22/2008 |
| 7317157 | Musical instrument having a ribbed surface The invention relates to a musical instrument with which a sound is produced in the same manner as when playing the guiro (Latin American percussion instrument: longish gourd having a regularly notched surface) by scratching with the finger nail or by playing with a... | 01/08/2008 |
| 7253349 | Engineers piano with bisymmetrical manuals and accompanying musical notation system A 2 manual musical keyboard with the pitch progression on one of the manuals reversed. The keys on these manuals are segregated into 2 groups of 2 different heights in the same way as a standard musical keyboard. The key configurations on these manuals have 12 semi-... | 08/07/2007 |
| 7238876 | Method of automated musical instrument finger finding A computerized automated method for determining fingering of musical instruments from digitized scored music or tablature. The computerized automated finger finder method determines fingering such that hand movement is minimized on a specified instrument for maximum... | 07/03/2007 |
| 7119270 | Geometric system and method for generating tone using fluid A polyphonic instrument comprises a geometric system coupled with a user interface and a method for generating tone using fluid. The geometric system is arranged such that each point corresponds to a mechanism underlying a malleable surface and is sequentially based... | 10/10/2006 |
| 5442129 | Method of and control system for automatically correcting a pitch of a musical instrument A pitch control system for the automatic pitch correction according to a harmony-dependent tuning, especially the harmonic tuning, for a musical instrument, having an input device for the input of note input signals in a pre-determined fixed tuning, espec... | 08/15/1995 |
| 5221802 | Device for detecting contents of a bass and chord accompaniment A device for detecting data of contents of accompaniment for use in an electronic musical instrument in which the detection of data representing contents of a bass accompaniment is effected independently of the detection of data representing contents of a... | 06/22/1993 |
| 5166467 | Foot pedal operation of an electronic synthesizer A chord-generating synthesizer system including an electronic keyboard instrument and a remote control unit operable by a musician's foot--while the musician is using both hands to simultaneously play an instrument such as a guitar. The keyboard instrumen... | 11/24/1992 |
| 5166465 | Duet-sound generating method for an electronic musical instrument There is disclosed a method of a dual filter duet-sound generating method, by allowing an electronic musical instrument with duet-note capability to simultaneously output a harmonious chord in an instrument voice different from that of the depressed melod... | 11/24/1992 |
| 5088378 | Method of adapting a typewriter keyboard to control the production of music A method of adapting a keyboard musical instrument to produce sound in response to the activation of keys included in a typewriter keyboard is disclosed. A standard typewriter keyboard is coupled to a conventional electronic sound generation platform in l... | 02/18/1992 |
| 4966052 | Electronic musical instrument Root and type of a chord are discriminated at discriminators in accordance with the operation status on a fingerboard. The chord is designated according to a simplified fingering rule predetermined on the fingerboard so as to designate the chord. An autom... | 10/30/1990 |
| 4887504 | Automatic accompaniment apparatus realizing automatic accompaniment and manual performance selectable automatically For use in or with an electronic musical instrument, an automatic accompaniment apparatus has a keyboard, a chord detector detecting a chord played on the keyboard, a judging circuit judging chord establishment of the detector chord, and a chord accompani... | 12/19/1989 |
| 4864907 | Automatic bass chord accompaniment apparatus for an electronic musical instrument An electronic musical instrument having automatic bass chord accompaniment performance in which bass tones are generated in different manners depending on the state of the keyboards of the device. Chord and bass notes are selected using lower and pedal ke... | 09/12/1989 |
| 4719834 | Enhanced characteristics musical instrument In a method for providing musical accompaniment in response to playing of a processor-controlled musical instrument, a plurality of processes corresponding to different musical components of the accompaniment are executed in a pseudo-concurrent manner. Ea... | 01/19/1988 |
| 4653375 | Electronic instrument having a remote playing unit An electronic instrument comprises a main electronic keyboard instrument body and a remote playing unit. The main electronic keyboard instrument body includes a keyboard, a sound generating circuit, and a processing circuit for discriminating a chord resp... | 03/31/1987 |
| 4635519 | Hybrid electronic musical instrument A key signal is supplied through an I/O port to a chord discriminating section of one electronic musical instrument, which generates corresponding accompaniment tone data. The accompaniment tone data is transferred through the I/O port to a tone signal ge... | 01/13/1987 |
| 4487099 | Electro-acoustic transducer drive circuit for producing damped waveform envelope musical notes An electro-acoustic transducer drive circuit for driving a device such as a miniature piezoelectric buzzer to emit musical notes, the notes having a damped waveform envelope whose shape is controlled by digital signals. The notes are formed by mutually in... | 12/11/1984 |
| 4480521 | System and method for instruction in the operation of a keyboard musical instrument A system and method for instruction in the operation of a keyboard musical instrument, namely, an organ or piano. The system and method teaches the proper fingering for chord triads in the root, first, and second positions so as to play chord triads in th... | 11/06/1984 |
| 4468998 | Harmony machine A musical instrument includes a keyboard having a number of keys which produce input signals corresponding to different musical chord progressions which may be selected by a user. The instrument also includes a synthesizer for producing certain ones of a ... | 09/04/1984 |
| 4467689 | Chord recognition technique A method and apparatus for inhibiting the spurious recognition of new chords in an automatic chord recognition system by permitting a new chord group or chord type to be recognized only if the performer has operated the same or a greater number of keys si... | 08/28/1984 |
| 4450742 | Electronic musical instruments having automatic ensemble function based on scale mode An electronic musical instrument comprises a keyboard for performing a melody, a chord performing means, tonality designating means for designating a tonality of a music to be performed, melody mode judging means for judging the melody mode of the music b... | 05/29/1984 |
| 4429606 | Electronic musical instrument providing automatic ensemble performance A duet interval data memory includes tables each of which corresponds to a particular chord type and prestores a plurality of duet interval data. One of the tables is selected in accordance with the type of a chord being played in a lower keyboard. A note... | 02/07/1984 |
| 4428269 | Chord teaching system and method for an electronic musical instrument The present invention is a chord teaching system and method which assists the organist in learning musical chords. The system functions in several different modes and the various modes are selected by the learning organist. The chord teaching system enabl... | 01/31/1984 |
| 4389914 | Chord identification system for electronic musical instruments The present invention relates to a process and apparatus for use in musical instruments. In particular, the invention is useful for identifying a chord played on a keyboard of a musical instrument, such as the accompaniment manual of an electronic organ, ... | 06/28/1983 |
| 4387618 | Harmony generator for electronic organ A harmony generator for an electronic organ, wherein the identity of played keys of the keyboard(s) is read into a storage device and then operated upon by a data processing device such as a microcomputer, so as to supplement the played note data with add... | 06/14/1983 |
| 4353278 | Chord generating apparatus of electronic musical instrument A chord generating apparatus of an electronic musical instrument is provided with a selector which selects a single key among a plurality of depressed keys, a detector for detecting a chord type according to types of keys other than the selected key, and ... | 10/12/1982 |
| 4327622 | Electronic musical instrument realizing automatic performance by memorized progression An electronic musical instrument is of a type in which bass/chord performance can be automatically performed without depression of the keys on the keyboard. This electronic musical instrument has a chord constituent note data producing circuit which store... | 05/04/1982 |
| 4307644 | Automatic performance device An electronic musical instrument is of a type in which chord constituent tones are automatically produced at timings determined by the rhythm to be played and according to random selection of notes. A rhythm pattern pulse generator generates a rhythm patt... | 12/29/1981 |
| 4306481 | Dynamic one finger chording system A dynamic one finger chording system with memory is connected in parallel relationship to the d.c. keying lines connecting a select number of keys of the manual to a standard keyer circuit of an electronic organ. The one finger chording system scans each ... | 12/22/1981 |
| 4296665 | Fill note generator for electronic organ A fill note generator for use in electronic musical instruments such as electronic organs which include a keyboard having a solo portion customarily played by the right hand and an accompaniment portion customarily played by the left hand, and wherein the... | 10/27/1981 |
| 4295402 | Automatic chord accompaniment for a guitar In an electrical tone generator apparatus is provided for automatically selecting one of a library of chord types which is closest to a chord fingered on a fretted string instrument. The closest decision is made by processing the fingered fret input data ... | 10/20/1981 |
| 4290333 | Expression means of electronic musical instrument An expression means has been developed which can accentuate only a selected musical sound, e.g., melody, out of melody, accompaniment chord and bass sound generated in an electronic musical instrument and does not accentuate other sounds. The expression m... | 09/22/1981 |
| 4276801 | Pedal actuated musical chord system A musical chord system includes a pedal console comprising a plurality of foot-actuated pedal switches, a chord selection switch console comprising a plurality of chord selection switches associated with said pedal switches, and diode matrix logic means i... | 07/07/1981 |
| 4274320 | One key chording system for electronic keyboard instrument A one key chording system for an electronic organ of the type in which single contact keyswitches for D.C. keying of tone signals are employed. The keyswitches of a first group are connected to a common bus to which is also connected a mode select circuit... | 06/23/1981 |
| 4271741 | Accompaniment system for electronic musical instrument An accompaniment system for an electronic musical instrument is selectively actuatable for producing accompaniment effects such as arpeggio in accordance with selectable notes or chords and with selectable rhythm patterns. The electronic musical instrumen... | 06/09/1981 |
| 4263828 | Electronic musical instrument having envelope controlled _automatic performance An electronic musical instrument having an automatic performance device includes a memory storing in addition to automatic performance data, envelope control data for controlling envelopes of automatic performance tones to be generated. The envelope contr... | 04/28/1981 |
| 4253366 | Large scale integrated circuit chip for an electronic organ In a modular, expandable organ system comprising a plurality of large scale integrated circuit (LSI) chips an LSI chip is provided which produces chord and bass frequency generation and identification. It automatically coordinates with another chip in rhy... | 03/03/1981 |
| 4248118 | Harmony recognition technique application Techniques for translating the harmony expressed by the keyboard playing of a performer into a chord type and root. Playing key pattern representations are stored in a digital memory at locations having addresses defining the corresponding chord type. A p... | 02/03/1981 |
| 4248119 | Electronic musical instrument providing chord tones in just intonation An electronic musical instrument of a digital processing type comprises a first ROM storing frequency information corresponding to respective notes for producing tones with pitches of the equally tempered scale, a second ROM storing correction data for th... | 02/03/1981 |
| 4226154 | Electronic musical instrument An electronic musical keyboard instrument has a unit separate from the main console and having switching means for performing the function of at least some of the keys and stops of the console that unit being adapted to be operated by a handicapped person... | 10/07/1980 |
