| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 2 | |
| #2 | Germany | 2 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Norway | 2 | |
| #6 | United States | 2 | |
| #7 | Italy | 1 | |
| #8 | USSR (Union of Socialist Soviet Republics) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Computer technology |
| # | Technology | |
|---|---|---|
| #1 | Radio navigation | |
| #2 | Data recognition and presentation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mann John Russell | 3 |
| #2 | Mann John R | 2 |
| #3 | Herther John C | 1 |
| #4 | Warnock Francis E | 1 |
| #5 | Pearson Lloyd M | 1 |
| #6 | Russell Mann John | 1 |
| #7 | Mann Dzhon Rassell | 1 |
| #8 | Mann John Russel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4155085A | Navigational aid | |
| SU648141A3 | Data-processing navigation apparatus | |
| US3981008A | Navigational and collision avoidance apparatus | |
| GB1337966A | Radar processing equipment for navigational and collision avoidance apparatus |