| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 29 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Transport | |
| #3 | Thermal processes | |
| #4 | Machines | |
| #5 | Mechanical elements | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Portable lighting devices | |
| #2 | Lighting device details | |
| #3 | Guiding railway traffic | |
| #4 | Burners | |
| #5 | Non-portable lighting devices | |
| #6 | Animal catching | |
| #7 | Pipes | |
| #8 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rolfes George H | 15 |
| #2 | Kuehner Louis C | 4 |
| #3 | Evans Roland D | 3 |
| #4 | Prahm Adolph F | 2 |
| #5 | August Meyer | 2 |
| #6 | Boode Henry S | 1 |
| #7 | Moyle Leigh | 1 |
| #8 | Mcleod Nelson W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2003352A | Lantern | |
| US1988851A | Burner | |
| US1959128A | Lamp | |
| US1793227A | Lamp | |
| US1879329A | Burner | |
| US1788723A | Lamp housing | |
| US1846208A | Signal lamp | |
| US1540036A | Burner for hand lanterns | |
| US1405007A | Bail holder for lanterns | |
| US1418832A | Lamp | |
| US1427126A | Lamp and method of making bases therefor | |
| US1416096A | Electric lamp | |
| US1351113A | Signal-lamp | |
| US1380728A | Lamp-burner | |
| US1327293A | Lantern-bail | |
| US1337795A | Lantern-burner | |
| US1276417A | Lantern-burner. | |
| US1043465A | Signal-lamp. | |
| US965597A | Lamp or lantern burner. | |
| US958319A | Railroad-lantern. |