| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 315 | |
| #2 | Austria | 9 | |
| #3 | France | 9 | |
| #4 | Canada | 1 | |
| #5 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Optics | |
| #5 | Medical technology | |
| #6 | Mechanical elements | |
| #7 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Unspecified technologies | |
| #3 | Shaping of plastics | |
| #4 | Unspecified technologies | |
| #5 | Batteries | |
| #6 | Cameras | |
| #7 | Loudspeakers and microphones | |
| #8 | Diagnosis and surgery | |
| #9 | Gearing | |
| #10 | Sound-producing devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Edison Thomas A | 61 |
| #2 | Aylsworth Jonas W | 40 |
| #3 | Holland Newman H | 30 |
| #4 | Weber Peter | 25 |
| #5 | Aiken Edward L | 20 |
| #6 | Pierman Alexander N | 19 |
| #7 | Gall Adolph F | 15 |
| #8 | Miller Walter H | 12 |
| #9 | Durand Nelson C | 10 |
| #10 | Ott John F | 9 |
| Publication | Filing date | Title |
|---|---|---|
| US1486955A | Electrode element for galvanic batteries and method of producing the same | |
| US1492023A | Sound record | |
| US1470633A | Phonograph recorder | |
| US1496526A | Production of electrodes for galvanic batteries | |
| US1496528A | Production of electrodes for galvanic batteries | |
| US1496527A | Production of electrodes for galvanic batteries | |
| US1456700A | Resilient gearing | |
| US1465764A | Phonograph recorder | |
| US1498238A | Signaling system | |
| US1405005A | Signaling system | |
| US1407489A | Primary battery | |
| US1486958A | Phonograph | |
| US1467346A | Lantern | |
| US1463183A | Lamp | |
| US1425458A | Stylus mounting | |
| US1456687A | Stylus mounting | |
| US1417463A | Mold | |
| US1380486A | Controlling device | |
| US1495592A | Switch | |
| US1390765A | Galvanic battery |