Inventor
LEE JIOU-PAHN
DE4 patents
Patents
4 patentsUS11228889B2Jan 18, 2022
Intercom network, mobile terminal, and method
RIEDEL COMM INT GMBH1 citations69
US10645560B2May 5, 2020
Intercom network, mobile terminal, and method
RIEDEL COMM INT GMBH1 citations69
US10285034B2May 7, 2019
Intercom network, mobile terminal, and method
RIEDEL COMM INT GMBH3 citations69
US11050576B2Jun 29, 2021
Intercom-network station, intercom network, and method
RIEDEL COMM INT GMBH1 citations59