TL

Tsun-Chi Liao

HC Hwa Shin Musical Instrument Co.: 30 patents #1 of 2Top 50%
Overall (All Time): #16,994 of 4,157,543Top 1%
92
Patents All Time

Issued Patents All Time

Showing 76–92 of 92 patents

Patent #TitleCo-InventorsDate
5895168 Beater holder mounting structure 1999-04-20
5895874 Wide angle tom-tom holder 1999-04-20
D401795 Seat cushion 1998-12-01
5836561 Angle-adjustable cymbal holder 1998-11-17
5816556 Adjustable chair stand 1998-10-06
5744735 Folding guitar stand 1998-04-28
5738326 Seat stem positioning structure of a chair for drummer 1998-04-14
5717152 Control device of a hi-hat cymbal 1998-02-10
5703306 Device holder for drums 1997-12-30
5684258 Device holder for drums 1997-11-04
5646360 Collapsible foot pedal assembly of a musical instrument 1997-07-08
5565638 Musical instrument pedal 1996-10-15
5421234 Pedal mechanism coupling device 1995-06-06
D357828 Collapsible guitar stand 1995-05-02
5398584 Structure of beater amplitude adjustment device for the pedal mechanism of a base drum 1995-03-21
5383634 Collapsible guitar stand 1995-01-24
5343792 Beater amplitude adjustment device for the base drum pedal mechanism of a base drum 1994-09-06