| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines | |
| #3 | Transport | |
| #4 | Environmental technology | |
| #5 | Electrical machinery and energy | |
| #6 | Audio-visual technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dolan David J | 11 |
| #2 | Quinn James J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2133499A | Bubble producing and display means | |
| US2143729A | Engine | |
| US1920067A | The cardel company, inc. | |
| US1894534A | Automobile railway car | |
| US1996281A | Airplane | |
| US1860081A | Throttle control | |
| US1834690A | License plate holder | |
| US1949043A | Multiple cylinder engine construction | |
| US1955056A | Internal combustion engine | |
| US1622424A | Make and break device | |
| US1622575A | Steering-wheel lock mechanism |