Assignee

HORTMANN GMBH

DE·2 granted patents·297 citations·filing 1985–1986

Technology mixA61N2 A61F1

Top patents by PatentIndex Score

2 records

0175US4696287ATransmission system for implanted hearing aidsHORTMANN GMBH·Filed 1986·Granted Sep 29, 1987·166 cites·6 claims
0268US4611598AMulti-frequency transmission system for implanted hearing aidsHORTMANN GMBH·Filed 1985·Granted Sep 16, 1986·131 cites·8 claims

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