Patents
Sitemap › G10 - Musical instruments; Acoustics › G10C - Pianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards › G10C 1 - General design
Patents for G10C 1 - General design (389)
09/1999
09/07/1999US5949013 Keyboard musical instrument equipped with hammer stopper implemented by parallelogram link mechanism
08/1999
08/03/1999US5932820 Damper lever for grand piano
05/1999
05/12/1999CN2318689Y Variable string Erhu
04/1999
04/08/1999WO1999017273A1 Keyboard musical instrument with inverted tone key positions
03/1999
03/23/1999US5886279 Switch mechanism of piano with built-in electronic musical instrument
03/10/1999CN2310361Y Stringed musical instrument
11/1998
11/04/1998CN1040589C Action for upright piano
08/1998
08/06/1998DE19704236A1 Piano with housing, and modular keyboard etc.
08/05/1998CN1189909A Grand piano assembing method, heel of grand piano and method of mfg. the same, arm of grand piano and method of mfg. the same and keyboard
07/1998
07/08/1998CN1186995A Keyboard musical instrument equipped with hammer stopper implemented by parallelogram link mechanism
06/1998
06/25/1998DE19652342A1 Transportable piano
06/10/1998CN1184306A Structure for supporting acoustic board of upright piano
05/1998
05/27/1998CN1183157A Method of assembling upright piano
04/1998
04/16/1998DE19744110A1 Piano sound board support structure
04/02/1998DE19743008A1 Keyboard instrument for karaoke use
03/1998
03/26/1998DE19741218A1 Electronic piano with hammer-arrester actuated by parallelogram linkage
12/1997
12/10/1997EP0746842B1 Keyboard mechanism
10/1997
10/30/1997WO1997040490A1 Grand piano assembling method, heel of grand piano and method of manufacturing the same, arm of grand piano and method of manufacturing the same, and keyboard instrument
05/1997
05/29/1997WO1997019441A1 Twinpiano
03/1997
03/04/1997US5608175 Keyboard musical instrument having regulable regulating buttons linked with hammer stopper
02/1997
02/11/1997US5602351 Grand piano-like keyboard instrument for selectively producing acoustic sound and synthesized sound
02/05/1997CN1142273A Mechanical device of piano
02/04/1997US5600077 Damper mechanism provided in a grand piano
01/1997
01/14/1997US5594188 Keyboard musical instrument having key action mechanisms movable to and from strings
12/1996
12/11/1996EP0746842A1 Keyboard mechanism
12/10/1996US5583310 Keyboard musical instrument selectively introducing time delay into hammer detecting signal between acoustic sound mode and electronic sound mode
12/10/1996US5583306 Keyboard musical instrument having jacks changeable in escape speed between acoustic sound mode and silent mode
11/1996
11/07/1996WO1996035206A1 Method of assembling upright piano
10/1996
10/15/1996US5565636 Keyboard musical instrument equipped with driving unit for hammer stopper located in wide space in front of hammer assemblies
10/03/1996WO1996030892A1 Switch mechanism of piano with built-in electronic musical instrument
09/1996
09/17/1996US5557052 Keyboard musical instrument having variable contact point between jack and regulation button
09/03/1996US5552559 Keyboard musical instrument equipped with hammer sensors changing position between recording mode and silent mode
04/1996
04/23/1996US5509340 Method for adjustment of hammer let off on a keyboard musical instrument
12/1995
12/27/1995EP0689182A2 Keyboard musical instrument having jacks changeable in escape speed between acoustic sound mode and silent mode
10/1995
10/04/1995EP0675480A2 Keyboard musical instrument having variable contact point between jack and regulating button
09/1995
09/20/1995CN2208263Y Decorative piano
08/1995
08/31/1995WO1995023403A1 Keyboard mechanism
08/31/1995DE4406296A1 Mechanik für ein Klavier Mechanics on a piano
08/02/1995EP0665528A2 Keyboard instrument selectively entering into acoustic sound mode and silent mode through angular motion of key bed structure
06/1995
06/27/1995US5428186 Keyboard instrument selectively entering into acoustic sound mode and silent mode through angular motion of key bed structure
05/1995
05/31/1995EP0655729A2 Grand piano-like keyboard instrument for selectively producing acoustic sound and synthesized sound
01/1995
01/04/1995EP0631684A1 Keyboard mechanism
07/1994
07/27/1994CN2172900Y 钢琴 Piano
09/1993
09/30/1993WO1993019454A1 Keyboard mechanism
09/1992
09/01/1992CA1306881C Action for upright piano
08/1992
08/06/1992DE4102553A1 String musical instrument with keyboard - has tongue stops on spring-loaded weights hinging on strikers
04/1992
04/09/1992DE4132669A1 Piano of small upright type
04/1991
04/10/1991CN2074927U Universal piano
02/1991
02/26/1991US4995291 Action mechanism for the piano
01/1991
01/23/1991CN2070022U Novel grand pianoforte
01/02/1991CN2068713U Three sonic board semi-annular key piano
03/1990
03/29/1990DE3832576A1 Jack for a quill instrument
01/1990
01/30/1990US4896577 Action for upright piano
09/1989
09/07/1989DE3806388A1 Clavichord with large resonance box
07/1989
07/05/1989CN1033707A Action for upright piano
05/1989
05/24/1989CN2038268U Popular type piano
04/1989
04/26/1989CN2036692U Vertical stringed musical instrument
11/1988
11/16/1988CN87210050U Medium size upright plano
10/1988
10/19/1988CN88200633U Furniture-shaped piano
08/1988
08/03/1988CN87204908U Common piano with plastic string hammers and straight keys
03/1988
03/30/1988CN87207525U Vertical piano with drawn piano mechanism
03/23/1988CN87106026A Upright piano
03/17/1988DE3728842A1 Upright piano
01/1988
01/07/1988DE3621391A1 Musical sound generation method
12/1987
12/16/1987CN86210342U Mini platform piano
02/1987
02/10/1987US4641565 Upright piano
08/1986
08/20/1986CN85202320U Piano for teaching
06/1986
06/03/1986US4592263 Electro-mechanical stringed bass machine
11/1985
11/05/1985US4550638 Portable keyboard-type musical instrument
12/1984
12/27/1984CA1179873A Piano construction
06/1984
06/26/1984US4455912 Keyboard musical instrument
04/1984
04/24/1984US4444083 Keyboard instrument, especially a piano or similar instrument
11/1983
11/29/1983CA1157953A1 De-esser
09/1983
09/20/1983US4404884 Stringed instrument with keyboard, of the clavichord type
03/1983
03/22/1983US4377102 Piano construction
03/15/1983US4376402 Folding piano
11/1982
11/10/1982EP0064133A2 Piano construction
08/1982
08/25/1982EP0058339A1 Musical instrument with keyboard, in particular a piano or the like
06/1982
06/15/1982US4334453 Keyboard musical instrument with removable box leg
08/1981
08/25/1981US4285261 Pianoharp action
03/1981
03/31/1981US4258603 Plucking mechanism for a stringed instrument
03/10/1981US4254684 Breakdown piano
08/1980
08/21/1980WO1980001729A1 Spring for compensating the torsion phenomenon of the key and string musical instrument casing
07/1980
07/08/1980US4211142 Sound reflector for grand pianos
12/1978
12/19/1978US4130044 Keyboard musical instrument and improved piano
08/1978
08/15/1978US4106386 Musical stringed instrument
07/1978
07/25/1978US4102233 Upright harpsichord action
07/11/1978US4099440 Plectrum piano action
06/1976
06/08/1976US3961553 Two-tier chromatic thumb piano
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