Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6108551 | Assigning of transmission turns to radio units | Mika Heiskari | 2000-08-22 |
| 5930723 | Establishing an expanded group call in a mobile communication system | Mika Heiskari | 1999-07-27 |
| 5907794 | Controlling a subscriber station on a direct mode channel | Mika Heiskari | 1999-05-25 |
| 5903847 | Method for controlling a radio unit | Mika Heiskari | 1999-05-11 |
| 5901342 | Establishment of a call in a mobile communication system | Mika Heiskari, Hannu Toyryla | 1999-05-04 |
| 5809018 | Group call method, a system controller and a subscriber station in a radio system | — | 1998-09-15 |
| 5802457 | Method for realizing ambience listening, and radio unit | Mika Heiskari | 1998-09-01 |
| 5778318 | Method for allocating channels in a radio system | Reino Talarmo | 1998-07-07 |
| 5771463 | Method for controlling a subscriber station in a radio system | Mika Heiskari | 1998-06-23 |
| 5600636 | Method for digital semi-duplex transmission | Kimmo Makelainen, Mika Heiskari | 1997-02-04 |