| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Devices for public amusement | |
| #2 | Theater devices | |
| #3 | Racing equipment | |
| #4 | Cyclically operating valves |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bartlett John N | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US2109041A | Amusement apparatus | |
| US2080029A | Amusement apparatus | |
| US2107196A | Amusement apparatus | |
| US2076113A | Amusement ride | |
| US2081261A | Amusement device | |
| US2069664A | Amusement ride | |
| US1745241A | Amusement device | |
| US1633204A | Amusement device | |
| US1614861A | Valve-timing system | |
| CA287799A | Amusement device |