| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 24 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Thermal processes | |
| #3 | Transport | |
| #4 | Machine tools | |
| #5 | Machines | |
| #6 | Audio-visual technology | |
| #7 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Portable lighting devices | |
| #2 | Lighting device details | |
| #3 | Guiding railway traffic | |
| #4 | Burners | |
| #5 | Unspecified technologies | |
| #6 | Accessories for machine tools | |
| #7 | Turning | |
| #8 | Non-portable lighting devices | |
| #9 | Elevators and escalators | |
| #10 | Advertising |
| # | Name | Total Patents |
|---|---|---|
| #1 | Handlan Alexander H Jr | 25 |
| Publication | Filing date | Title |
|---|---|---|
| US1055036A | Lantern. | |
| US1042787A | Signal-lamp. | |
| US1016624A | Signal-lamp. | |
| US979848A | Lantern-frame. | |
| US962758A | Signal-lantern. | |
| US968347A | Lantern. | |
| US968348A | Lantern-frame. | |
| US918145A | Lantern construction. | |
| US926324A | Double-walled barrel. | |
| US894433A | Lantern-frame. | |
| US882309A | Combined base-ring and bracket for signal-lamps. | |
| US888162A | Lamp-burner. | |
| US877841A | Combined base-frame and bracket for signal-lamps. | |
| US873427A | Lamp. | |
| US871402A | Machine for boring railway-ties. | |
| US855772A | Torpedo-placer for railways. | |
| US849679A | Lamp-burner. | |
| US855055A | Lamp-burner. | |
| US857397A | Adjustable support for signal-lamps. | |
| US846104A | Signal-lantern. |