THOMAS ALVA EDISON has a total of 14 patent applications. Its first patent ever was published in 1879. It filed its patents most often in France, United Kingdom and United States. Its main competitors in its focus markets electrical machinery and energy, surface technology and coating and environmental technology are ENERGIZER BRANDS LLC, VARTA GMBH and EVER READY LTD.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 11 | |
| #2 | United Kingdom | 2 | |
| #3 | United States | 1 |
| # | Name | Total Patents |
|---|---|---|
| #1 | Edison Thomas Alva | 11 |
| #2 | Thomas Alva Edison | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB216116A | Improvements in electric safety lanterns | |
| GB190812664A | Discharging Apparatus for Belt Conveyors. | |
| US224329A | Electric-lighting apparatus |