| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | France | 5 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines | |
| #4 | Transport | |
| #5 | Environmental technology | |
| #6 | Textiles and paper | |
| #7 | Furniture and games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Karl Alquist | 10 |
| #2 | Alquist Karl | 5 |
| Publication | Filing date | Title |
|---|---|---|
| US1462316A | Gearing for marine propulsion and the like | |
| US1459964A | Gearing | |
| US1351321A | Gearing | |
| US1351320A | Gearing | |
| US1357674A | Gearing | |
| US1351322A | Gearing | |
| US1351319A | Gearing for double-rotation turbines | |
| US1334008A | Gearing | |
| US1351318A | Gearing | |
| US1351317A | Gearing | |
| FR430053A | Improvements to elastic fluid compressors |