Inventor

SPRINKLE CHARLES

US4 patents

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

HARMAN INT IND

3 patents

US7840018B2Nov 23, 2010

In-wall sub-woofer system with high-volume displacement

HARMAN INT IND15 citations89

US9693141B2Jun 27, 2017

Fluted and elongated aperture for acoustic transducer

HARMAN INT IND9 citations79

US11218826B2Jan 4, 2022

Apparatus and method for speaker tuning and automatic digital signal processing configuration

HARMAN INT IND0 citations57

PRENTA TIMOTHY

1 patent

US8477966B2Jul 2, 2013

In-wall sub-woofer with high-volume displacement

PRENTA TIMOTHY6 citations76