Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10469586 | Host-radio exchange interface for railroad communications and railroad communications methods using the same | Timothy J. Potter, Hamid Farhoosh, James M. Elder, Suzanne C. Eckardt | 2019-11-05 |
| 8134949 | Efficient use of the radio spectrum | Paivi Ruuska, Arto Palin, Jukka Reunamaki, Kimmo Kalliola | 2012-03-13 |
| 8115680 | System and methods for direction finding using a handheld device | Kimmo Kalliola, Klaus Doppler, Hannu Kauppinen, Joni Jantunen, Jani Ollikainen +2 more | 2012-02-14 |
| 8009099 | System and methods for direction finding using a handheld device | Kimmo Kalliola, Klaus Doppler, Hannu Kauppinen, Joni Jantunen, Jani Ollikainen +2 more | 2011-08-30 |
| 7667646 | System and methods for direction finding using a handheld device | Kimmo Kalliola, Klaus Doppler, Hannu Kauppinen, Joni Jantunen, Jani Ollikainen +2 more | 2010-02-23 |