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Class Information
Number: 84/744
Name: Music > Instruments > Electrical musical tone generation > Transducers > Constructional details > Keyboard
Description: Subject matter wherein mechanical feature is a keyboard or a fretboard.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619157 |
Electronic keyboard instrument and processing method of the same |
Nov. 17, 2009 |
| 7582825 |
Method and apparatus for keyboard instrument learning |
Sep. 1, 2009 |
| 7541532 |
Key structure and keyboard apparatus |
Jun. 2, 2009 |
| 7538268 |
Keys for musical instruments and musical methods |
May. 26, 2009 |
| 7528309 |
Automatic player musical instruments and automatic playing system incorporated therein |
May. 5, 2009 |
| 7521627 |
Automatic player musical instrument, automatic player incorporated therein and method used therein |
Apr. 21, 2009 |
| 7485798 |
Keyboard apparatus |
Feb. 3, 2009 |
| 7465868 |
Frameless musical keyboard |
Dec. 16, 2008 |
| 7456349 |
Electronic keyboard instrument |
Nov. 25, 2008 |
| 7408108 |
Multiple-paramenter instrument keyboard combining key-surface touch and key-displacement sensor arrays |
Aug. 5, 2008 |
| 7394012 |
Wind instrument phone |
Jul. 1, 2008 |
| 7361828 |
Automatic player musical instrument, automatic player incorporated therein and method used therein |
Apr. 22, 2008 |
| 7345235 |
Keyboard musical instrument having keys equipped with balancers biting into keys and method for securing balancers to keys |
Mar. 18, 2008 |
| 7332670 |
Automatic player exactly bringing pedal to half point, musical instrument equipped therewith and method used therein |
Feb. 19, 2008 |
| 7329812 |
Electronic musical instrument |
Feb. 12, 2008 |
| 7314995 |
Data acquisition system preparing inner force sense data for inner sense controller |
Jan. 1, 2008 |
| 7307208 |
High-fidelity automatic player musical instrument, automatic player used therein and method employed therein |
Dec. 11, 2007 |
| 7285718 |
Keyboard musical instrument and other-type musical instrument, and method for generating tone-generation instructing information |
Oct. 23, 2007 |
| 7273979 |
Wearable sensor matrix system for machine control |
Sep. 25, 2007 |
| 7268289 |
Musical instrument performing artistic visual expression and controlling system incorporated therein |
Sep. 11, 2007 |
| 7262359 |
Digital recording device for electric guitars and the like |
Aug. 28, 2007 |
| 7259319 |
Performance operator control apparatus |
Aug. 21, 2007 |
| 7253349 |
Engineers piano with bisymmetrical manuals and accompanying musical notation system |
Aug. 7, 2007 |
| 7247788 |
Integrated computer and music keyboard module |
Jul. 24, 2007 |
| 7241949 |
Electronic musical instrument |
Jul. 10, 2007 |
| 7235727 |
Automatic piano, and method and program for automatically operating a key |
Jun. 26, 2007 |
| 7227069 |
Insertable piano/keyboard strip for sensing key movement |
Jun. 5, 2007 |
| 7215328 |
Multimedia keyboard |
May. 8, 2007 |
| 7214897 |
Illuminated keyboard with illuminated patterns displayed on top surface of keyboard |
May. 8, 2007 |
| 7166795 |
Method and apparatus for simulating a mechanical keyboard action in an electronic keyboard |
Jan. 23, 2007 |
| 7119269 |
Electronic musical instrument |
Oct. 10, 2006 |
| 7105738 |
Functional performance of keyboard musical instruments |
Sep. 12, 2006 |
| 7002070 |
Electronic piano |
Feb. 21, 2006 |
| 6974903 |
Keyboard attachment for disabled persons |
Dec. 13, 2005 |
| 6965070 |
Upright keyboard instrument |
Nov. 15, 2005 |
| 6940005 |
Keyboard musical instrument for exactly producing tones and hammer sensor varying output signal exactly representing physical quantity of hammer |
Sep. 6, 2005 |
| 6870151 |
Shutter, optical sensor system using the same and shutter holder incorporated therein |
Mar. 22, 2005 |
| 6842168 |
Accessory for multimedia console |
Jan. 11, 2005 |
| 6815603 |
Unbreakable and economical optical sensor array and keyboard musical instrument using the same |
Nov. 9, 2004 |
| 6765142 |
Electronic keyboard musical instrument |
Jul. 20, 2004 |
| 6713751 |
Easily assembled optical fiber sensor and musical instrument using the same |
Mar. 30, 2004 |
| 6696634 |
Liquid actuated electronic musical device |
Feb. 24, 2004 |
| 6444888 |
Musical computer keyboard apparatus and method |
Sep. 3, 2002 |
| 6423889 |
Regulating button mechanism for easily regulating escape timing, silent system cooperative therewith and keyboard musical instrument equipped therewith |
Jul. 23, 2002 |
| 6420641 |
Multimedia keyboard with instrument playing device |
Jul. 16, 2002 |
| 6399870 |
Musical instruments incorporating loudspeakers |
Jun. 4, 2002 |
| 6362412 |
Analyzer used for plural physical quantitied, method used therein and musical instrument equipped with the analyzer |
Mar. 26, 2002 |
| 6351225 |
Multimedia PC keyboard extended with music control keys |
Feb. 26, 2002 |
| 6147290 |
Electronic musical instrument keyboard apparatus |
Nov. 14, 2000 |
| 6121535 |
Keyboard musical instrument having key touch controller for giving piano key touch to player, method of simulating piano key touch and information storage medium for storing program |
Sep. 19, 2000 |
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