| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 7 | |
| #2 | Canada | 6 | |
| #3 | Switzerland | 3 | |
| #4 | Austria | 2 | |
| #5 | France | 2 | |
| #6 | United Kingdom | 2 | |
| #7 | Australia | 1 | |
| #8 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Transmission |
| # | Name | Total Patents |
|---|---|---|
| #1 | Levy Lucien | 16 |
| #2 | Lucien Levy | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU1655320B | Antiparasitic receiving and selecting system for telegraphy and telephony with or without wires | |
| CA268369A | Oscillation eliminator | |
| CA298575A | Directive aerial | |
| CA235205A | Electric oscillation generator | |
| CA279384A | Directive aerial | |
| CA288580A | Electric charge transmission | |
| CA284157A | Mechanical motion converter |