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Patents Grants
last 30 patents
Information
Patent Grant
Radio unit for a telephone set with automatic adjustment of operati...
Patent number
5,857,151
Issue date
Jan 5, 1999
Nokia Mobile Phones Ltd.
Ari Heinonen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Call transfer and simplex call capability in a residential system u...
Patent number
5,854,977
Issue date
Dec 29, 1998
Nokia Mobile Phones Limited
Markku Oksanen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and circuit arrangement for adjusting the volume in a mobile...
Patent number
5,313,661
Issue date
May 17, 1994
Nokia Mobile Phones Ltd.
Kalevi Malmi
H04 - ELECTRIC COMMUNICATION TECHNIQUE