Inventor

BONSIGNORE SERGIO

US4 patents

⚠️ This page may combine multiple inventors who share the name “BONSIGNORE SERGIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DADDARIO & COMPANY INC

2 patents

US11854514B2Dec 26, 2023

Drumhead with reduced volume

DADDARIO & COMPANY INC0 citations53

US11189255B2Nov 30, 2021

Film formed snare and reduced volume snare drumhead

DADDARIO & COMPANY INC0 citations52

DRUM WORKSHOP INC

1 patent

US9087497B1Jul 21, 2015

Adjustable cajón instrument

DRUM WORKSHOP INC21 citations88

KROL ANDRZEJ

1 patent

US8912417B2Dec 16, 2014

Mutable high-hat tambourine

KROL ANDRZEJ3 citations56