| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 15 | |
| #2 | United Kingdom | 4 | |
| #3 | Germany | 3 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications | |
| #2 | Basic communication technologies | |
| #3 | Electrical machinery and energy | |
| #4 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Transmission | |
| #2 | Resonators | |
| #3 | Electric switches | |
| #4 | Electric discharge tubes | |
| #5 | Modulation | |
| #6 | Telephonic communication | |
| #7 | Amplifiers | |
| #8 | Television | |
| #9 | Circuits for supplying electric power | |
| #10 | Magnets and transformers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lebedinsky Myron | 5 |
| #2 | Bouillon Georges | 4 |
| #3 | Myron Lebedinsky | 2 |
| #4 | Trippier Andre-Paul | 1 |
| #5 | Brouard Henri | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE652369C | Replica network for pupinized two-wire lines | |
| GB336331A | Artificial impedance for telephone repeaters | |
| US1809484A | Artificial impedance for telephone repeaters | |
| GB292144A | Filter for preventing distortion of telephone currents | |
| US1866655A | Filter for preventing distortion | |
| GB287847A | Filter for preventing distortion of currents of telephonic frequencies |