| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 96 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Basic communication technologies | |
| #3 | Machines | |
| #4 | Telecommunications | |
| #5 | Digital networks |
| # | Technology | |
|---|---|---|
| #1 | Electric discharge tubes | |
| #2 | Unspecified technologies | |
| #3 | Magnets and transformers | |
| #4 | Dynamo-electric machines | |
| #5 | Transmission | |
| #6 | Amplifiers | |
| #7 | Generation of oscillations | |
| #8 | Modulation | |
| #9 | Antennas | |
| #10 | Digital information transmission |
| # | Name | Total Patents |
|---|---|---|
| #1 | Heintz Ralph M | 42 |
| #2 | Eitel William W | 24 |
| #3 | Jack Mccullough | 23 |
| #4 | Scofield Philip F | 17 |
| #5 | Scofleld Philip F | 4 |
| #6 | Metcalf Herbert E | 2 |
| #7 | Lippincott Donald K | 2 |
| #8 | Sphar Clark H | 1 |
| #9 | Wagener Winfield G | 1 |
| #10 | Heintz Alph M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2401101A | Apparatus for detecting leaks | |
| US2376288A | Electron discharge tube | |
| US2329019A | Vitreous seal protector | |
| US2093442A | Combination crankshaft and connecting rod | |
| US2085976A | Cylinder liner | |
| US2161044A | Antenna reel | |
| US2093443A | Trailing line stabilizer | |
| US2034434A | Basing cement | |
| US2037231A | Shielded electrode tube | |
| US2000567A | Filament support | |
| US1994767A | Method of making inductances | |
| US2040622A | Filament mounting | |
| US2040602A | Glass working apparatus | |
| US2037217A | Cathode | |
| US2038927A | Vapor filled thermionic tube | |
| US2012039A | Induction heating of enclosed elements | |
| US2030369A | Variable inductor | |
| US2026874A | Keying circuit | |
| US2094219A | Vibrator and circuit therefor | |
| US2054899A | Oscillator system |