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| Number | Title | Issue Date |
| 7579542 | Fingering guide for string instrument (finger finder) An instructional and reference device, for use by violinists, violists, and cellists, is constructed using an outer sleeve or pocket with a sliding panel. The outer sleeve has a larger and a smaller opening, each positioned to reveal information imprinted on the sli... | 08/25/2009 |
| 7345231 | Slide rule for music A slide rule for music includes a first element that includes a first set of indicia representing in linear form the structures of a plurality of musical scales, chords and/or modes, and a second element that includes a second set of indicia representing the names o... | 03/18/2008 |
| 7332665 | Slide rule devices for music study Slide-rule type devices for music study. Requires two printed parts that slide relative to each other; or three parts in the special case of a device for studying violin. Information on one of the parts is viewed through the other part. When employed together, the t... | 02/19/2008 |
| 7301090 | Piano key finder and chord indicator An instructional device for use by music students is constructed as an outer sleeve having a slide member fitted within it. The outer sleeve has first and second sets of openings through and is imprinted with a representation of a piano keyboard on one surface. The ... | 11/27/2007 |
| 7176371 | Algorithmic combo-instrument slide ruler for musical reference An algorithmic combo-instrument slide ruler comprising one common part working in cooperation with two interchangeable parts selected from separate multitudes of unique yet related parts. An opaque slidable combo-instrument tuning card is selected having thereon inf... | 02/13/2007 |
| 7151214 | Interactive multimedia apparatus The apparatus (1) comprises a guitar (3) having strings (42) operable by a user to generate electric signals, a control unit (2), storage means for a simulation backing track in any desired multi-media file format and audio/audio-visual e... | 12/19/2006 |
| 6969793 | Piano key finder and chord indicator An instructional device for use by music students is constructed as an outer sleeve having a slide member fitted within it. The outer sleeve has first and second sets of openings and is imprinted with a representation of a piano keyboard. The slide member has alphab... | 11/29/2005 |
| 6930235 | System and method for relating electromagnetic waves to sound waves A system for relating electromagnetic waves to harmonic sound waves that includes a memory with logic, and a processor configured with the logic to assign one fundamental color of a color spectrum of twelve analogous colors to one of twelve fundamental tones of a mu... | 08/16/2005 |
| 6348649 | Scale indicator for a keyboard instrument A scale indicator has a key selecting device and multiple illuminating devices. The key selecting device is arranged on the keybed of the keyboard. The player can use the key selecting device to choose the musical key for the music that he or she wants to... | 02/19/2002 |
| 5709552 | Music education aid A rotary disk calculator and educational aid is provided to assist in learning and understanding the relation between various musical keys on an instrument according to the circle of fifths system. A base plate member or disk is divided into twelve root k... | 01/20/1998 |
| 5644096 | Musical computational devices Disclosed is apparatus comprising at least two elements whose positions relative to each other are alterable, and in which at least a portion of each element is visible during use of the apparatus, and wherein a first of said elements exhibits an indicate... | 07/01/1997 |
| 5597969 | Music slide rule reference device and system A musical slide rule having a slide rule body in the form of a flattened sleeve having two flat surfaces defining a front and back side at two substantially parallel edges and having two open opposing ends. The front and back sides have spatially arranged... | 01/28/1997 |
| 5535659 | Transposition rule for musical theory A transposition rule for musical theory for the visual indication of the sequence of notes of musical scales and/or chords in the various keys of a tone system. The transposition rule includes an elongated base member which is provided with fixed scales, ... | 07/16/1996 |
| 5524522 | Music learning aid A music learning aid has a base and a sliding template. The template has windows which allow viewing of musical information imprinted on the base at different positions. Each position is selected by being able to view a keynote through a window so that th... | 06/11/1996 |
| 5458040 | Teaching device for stringed instruments A teaching device for stringed instruments is provided. The teaching device has an elongate board having grooved rails extending in spaced parallel relation along the longitudinal edges of the board for receiving templates. A template card depicting the s... | 10/17/1995 |
| 5410940 | Apparatus and method for identifying musical chords A music chord indicating calculator assists in determining finger placement to play musical chords on a multi-stringed musical instrument containing a finger board. The device has an outer slide member and an inner base member which slides through the out... | 05/02/1995 |
| 5386757 | Universal musical scale, scale pattern, and chord indicator A device for demonstrating musical scales and chords in various tonics for use with a fretted stringed musical instrument. A housing is of a slide-rule nature and has a transparent simulated fingerboard positioned within a display window. This fingerboard... | 02/07/1995 |
| 5113739 | Musical calculator This invention relates to a calculator and is more specifically concerned with a calculator for enabling a musician to visualize and organize transitions between scales, modes, etc. The present invention provides a calculator having musical notation in wh... | 05/19/1992 |
| 5029507 | Chord progression finder A chord progression finder for determining each and every tone of a selected musical scale in a selected key note and each and every tone of its relative musical scales, as well as the various chords playable for the selected musical scale and its relativ... | 07/09/1991 |
| 4969383 | Musical scale indicator The musical scale indicator according to a first preferred embodiment of the present invention is composed of two cooperating parts. A base is provided having thereon printed information pertaining to a particular musical instrument and which, in addition... | 11/13/1990 |
| 4960029 | Musical scale determining device A musical scale determining device which takes the form of a conventional slide rule configuration. The device includes a sheet material body. Upon both the front and back surface are printed conventional musical notes in specific arrangements. A cursor i... | 10/02/1990 |
| 4881443 | Music teaching apparatus The apparatus includes a base associated with a rotatable display disc representing notes of a musical keyboard, such notes being separated by spaced intervals in proportion to the musical intervals of pitch between the indicated notes. The base has a lon... | 11/21/1989 |
| 4750398 | Chord speller A chord speller is provided and consists of a housing with a vertical slide member and a horizontal slide member intersecting and overlapping the vertical slide member. The horizontal slide member has a plurality of musical notes thereon while the vertica... | 06/14/1988 |
| 4748890 | Chord constructer The invention pertains to musical teaching aid devices for fretted instruments such as guitar. The enclosed invention is a device in which the user builds a desired chord and is taught the form and the spelling of the chord by the use of a special embodim... | 06/07/1988 |
| 4677893 | Quick music notes slide rule A Music Note Letter and Symbol Display Device which displays Music Note Letter compositions of Scales for each of the Fifteen (15) Major Keys of: C G D A E B F.music-sharp. C.music-sharp. C.music-flat. G.music-flat. D.music-flat. A.music-flat. E.music-fla... | 07/07/1987 |
| 4664010 | Method and device for transforming musical notes A method of and a device for transforming the musical notes of a piece of music into different notes to obtain a new piece of music. The notes constituting the original piece of music are stored in an original music memory. These notes are then transforme... | 05/12/1987 |
| 4602550 | Ruler for composing or decomposing the chords for any polyphonic musical instrument The ruler for composing or decomposing the chords for polyphonic musical instruments is characterized in that it comprises: ruler slides (A,B,C,D,E,F,P,Q) movable with respect to each other in a given direction and each provided with inscriptions relative... | 07/29/1986 |
| 4552052 | Modulation rule A modulation rule having a member marked with a keyboard including white keys and black keys arranged in a similar manner to that of a keyboard musical instrument, and an indication table in which the names of keys are marked, for which the keys marked on... | 11/12/1985 |
| 4537111 | System for aiding note transpositions for stringed instruments A note aid transposer for guitars and other instruments has a plurality of independent slides in a frame holding them parallel; each slide represents a separate string of an instrument; parallel with the slides but at the top of the frame a numbered fret ... | 08/27/1985 |
| 4444083 | Keyboard instrument, especially a piano or similar instrument Keyboard instrument, in particular a piano or similar instrument that has keys and that can be used in conjunction with aids to learning in the form of templates, characterized in that, of the white keys (long keys 2) that form the C-major scale, the widt... | 04/24/1984 |
| 4289057 | Pattern composer for fingerboard instrument instruction Apparatus for composing and indicating finger pattern information for a musical stringed fingerboard instrument comprising a plurality of alignably repositionable first series of first indicia, each first series representing at least one course of said st... | 09/15/1981 |
| 4175468 | Method and apparatus for music instruction Method and apparatus for indicating finger pattern information for a musical stringed fingerboard instrument comprising at least one type of first indicia in a fingering pattern specified by pairs of coordinates representing allowable locations for finger... | 11/27/1979 |
| 3974733 | Fifth chords indicating and music teaching device A device adapted to teach music and to indicate musical data, in particular the possible fifth chords, their localizations, their component thirds, their qualifications and the transposition from one key to another. This device includes a base member havi... | 08/17/1976 |
| 3968722 | Musical keys and intervals teaching device A device having the general form of a simple slide rule and bearing marking on adjacent faces to teach the law of the major mode, to effect transposition from one key to another, to readily define the signature of any selected key, and to teach the interv... | 07/13/1976 |
| 3949640 | Musical chords teaching and indicating devices A device of the type of a slide rule and adapted to indicate and teach musical data and, in particular, the chords, their construction and relationship, and their easy transposition from one key to another. This device includes a base member having a rect... | 04/13/1976 |
| 3937118 | Inversion sliderule The invention is a musical aid used to simplify the comprehension of chord inversion structure and enable the composer to more readily visualize the keyboard location and fingering of chords and their inversions used in a composition, the device having a ... | 02/10/1976 |
