-
-
-
-
-
-
Digital hearing aid
-
Patent number 5,796,848
-
Issue date Aug 18, 1998
-
Siemens Audiologische Technik GmbH
-
Raimund Martin
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
Programmable hearing aid
-
Patent number 5,710,820
-
Issue date Jan 20, 1998
-
Siemens Augiologische Technik GmbH
-
Raimund Martin
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
Hearing aid
-
Patent number 5,613,008
-
Issue date Mar 18, 1997
-
Siemens Audiologische Technik GmbH
-
Raimund Martin
-
G06 - COMPUTING CALCULATING COUNTING
-
Hearing aid
-
Patent number 5,448,644
-
Issue date Sep 5, 1995
-
Siemens Audiologische Technik GmbH
-
Gerhard Pfannenmueller
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-