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Mika Heiskari
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last 30 patents
Information
Patent Grant
Assigning of transmission turns to radio units
Patent number
6,108,551
Issue date
Aug 22, 2000
Nokia Telecommunications Oy
Mika Lehmusto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Establishing an expanded group call in a mobile communication system
Patent number
5,930,723
Issue date
Jul 27, 1999
Nokia Telecommunications Oy
Mika Heiskari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Controlling a subscriber station on a direct mode channel
Patent number
5,907,794
Issue date
May 25, 1999
Nokia Telecommunications Oy
Mika Lehmusto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for controlling a radio unit
Patent number
5,903,847
Issue date
May 11, 1999
Nokia Telecommunications Oy
Mika Heiskari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Establishment of a call in a mobile communication system
Patent number
5,901,342
Issue date
May 4, 1999
Nokia Telecommunications Oy
Mika Heiskari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for realizing ambience listening, and radio unit
Patent number
5,802,457
Issue date
Sep 1, 1998
Nokia Telecommunications Oy
Mika Heiskari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for controlling subscriber stations in a radio-telecommunica...
Patent number
5,781,860
Issue date
Jul 14, 1998
Nokia Telecommunications Oy
Jussi Lopponen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Processing signalling messages in a mobile communication system
Patent number
5,771,460
Issue date
Jun 23, 1998
Nokia Telecommunications Oy
Hannu Vaitovirta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for controlling a subscriber station in a radio system
Patent number
5,771,463
Issue date
Jun 23, 1998
Nokia Telecommunications Oy
Mika Lehmusto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for reacting to disturbance in a mobile communication system
Patent number
5,708,975
Issue date
Jan 13, 1998
Nokia Telecommunications Oy
Mika Heiskari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for digital semi-duplex transmission
Patent number
5,600,636
Issue date
Feb 4, 1997
Nokia Telecommunications Oy
Kimmo Makelainen
H04 - ELECTRIC COMMUNICATION TECHNIQUE