| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 377 | |
| #2 | Canada | 100 | |
| #3 | France | 20 | |
| #4 | United Kingdom | 12 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Audio-visual technology | |
| #3 | Basic communication technologies | |
| #4 | Measurement | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Television | |
| #2 | Electric discharge tubes | |
| #3 | Pulse technique | |
| #4 | Measuring electric variables | |
| #5 | Tuning resonant circuits | |
| #6 | Resonators | |
| #7 | Amplifiers | |
| #8 | Unspecified technologies | |
| #9 | Magnets and transformers | |
| #10 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Du Mont Allen B | 18 |
| #2 | Koch Stanley J | 18 |
| #3 | Casey Robert F | 15 |
| #4 | Mann Estle Ray | 14 |
| #5 | Campbell Richard L | 13 |
| #6 | Goldsmith Jr Thomas T | 13 |
| #7 | Slate Matthew W | 12 |
| #8 | Christaldi Peter S | 11 |
| #9 | Palmer Richard C | 11 |
| #10 | Eric Pohle | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US2956203A | Detector | |
| US2874315A | Switching device | |
| US2928985A | Cathode ray oscillograph | |
| US2942108A | Fine tuning mechanism for television receivers | |
| US2922924A | Signal generator | |
| US2935696A | Wide-band amplifiers | |
| US2937233A | Cathode ray tube | |
| US2906916A | Position sensing detector | |
| US2942105A | Deviation compensated squelch circuit | |
| US2909774A | Multiplexing device | |
| US2884562A | Brightness control circuit | |
| US2888634A | Electric circuit | |
| US2907909A | Light source | |
| US2884561A | Synchronizing signal generator | |
| US2916663A | Phase splitter | |
| US2911530A | Television tuner | |
| US2842711A | Television tube | |
| US2870325A | Alarm system | |
| US2948470A | Particle counter | |
| US2906962A | Sweep generator |