| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Electrical machinery and energy | |
| #5 | Engines, pumps and turbines | |
| #6 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Aldeen Gedor W | 12 |
| #2 | Cummings John P | 1 |
| #3 | North Edwin W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1756531A | Post light | |
| US1756530A | Spotlight | |
| US1687821A | Spotlight | |
| US1927865A | Glass cutter | |
| US1683320A | Spot-light switch | |
| US1657653A | Adjustable range stop for spotlights | |
| US1671264A | Wide-range spotlight | |
| US1651353A | Portable windshield cutter | |
| US1577153A | Movement-limiting device for spotlights | |
| US1668184A | Spotlight | |
| US1593861A | Timer | |
| US1603908A | Spotlight | |
| CA276271A | Spotlight |