Inventor

SAMPIMON GERJO

NL2 patents

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

WEINANS ERWIN

1 patent

US8295505B2Oct 23, 2012

Earphone with controllable leakage of surrounding sound and device therefor

WEINANS ERWIN53 citations87

VAN DER BILT CASPER

1 patent

US8213647B2Jul 3, 2012

Electroacoustic device

VAN DER BILT CASPER3 citations51