| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Electrical machinery and energy | |
| #3 | Engines, pumps and turbines | |
| #4 | Furniture and games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Samuel Alsop | 10 |
| #2 | Beidler Ford E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB586428A | Improvement in filters | |
| GB586427A | Improvement in filter | |
| US2435115A | Filter | |
| US2392354A | Filter | |
| US2325169A | Filter and pump support | |
| US2313612A | Filter | |
| US1981215A | Mixer | |
| US1860976A | Liquid mixer | |
| US1870885A | Filtering apparatus | |
| US1755385A | Combination electric-lighting apparatus | |
| US1693170A | Mixer | |
| US1472896A | Filter | |
| US1620861A | Ignition apparatus |