SB

Sergio G. Bonsignore

DW Drum Workshop: 7 patents #5 of 29Top 20%
KM Kmc Music: 4 patents #2 of 15Top 15%
DC D'Addario & Company: 2 patents #8 of 38Top 25%
Overall (All Time): #373,617 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11854514 Drumhead with reduced volume Ryan Gorman, Richard Stillwell, Paul Pearl, Tyler Burke, Randy Beck 2023-12-26
11189255 Film formed snare and reduced volume snare drumhead Ryan Gorman, Paul Pearl, Tyler Burke, Richard Stillwell 2021-11-30
9966050 Instrument Mounting Assembly Andrzej Krol, Victor Filonovich 2018-05-08
9709083 Spring enabled audio device mounting apparatus Andrzej Krol, Victor Filonovich 2017-07-18
9631652 Clip-on mounting assembly for musical instruments Andrzej Krol, Victor Filonovich 2017-04-25
9570053 Adjustable cajón instrument Andrzej Krol, Victor Filonovich, Thomas M Schwarz 2017-02-14
9466273 Snare cajón instrument Andrzej Krol, Victor Filonovich 2016-10-11
9361867 Detachable shaker Victor Filonovich 2016-06-07
9257109 Eyebolt bracket assembly Andrzej Krol, Victor Filonovich 2016-02-09
9087497 Adjustable cajón instrument Andrzej Krol, Victor Filonovich, Thomas M Schwarz 2015-07-21
8912417 Mutable high-hat tambourine Andrzej Krol, Victor Filonovich 2014-12-16
8716582 Jingle shaker Jeff Sallee, Mark A. Schnose, Andrzej Krol, Victor Filonovich 2014-05-06
8558097 Detachable shaker Andrzej Krol, Victor Filonovich 2013-10-15