| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 2 | |
| #2 | Switzerland | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | United States | 2 | |
| #5 | Canada | 1 | |
| #6 | Denmark | 1 | |
| #7 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Electrically-conductive connections |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hollub Louis Jean Paul | 9 |
| #2 | Mignal Henri | 8 |
| #3 | Mignal Henry | 2 |
| #4 | Jean Paul Hollub Louis | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US672642A | Electric incandescent lamp. | |
| GB190015642A | Improvements relating to Electric Incandescent Lamps. | |
| CA70847A | Incandescent lamp | |
| US657541A | Device for fixing incandescent electric lamps. | |
| GB190007100A | A New or Improved Device for Fixing Incandescence Electric Lamps. |