| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Transport | |
| #4 | Packaging and shipping | |
| #5 | Machine tools | |
| #6 | Machines | |
| #7 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Machines | |
| #3 | Pipes | |
| #4 | Transferring liquids | |
| #5 | Guiding railway traffic | |
| #6 | Unspecified technologies | |
| #7 | Steam generation | |
| #8 | Locomotives | |
| #9 | Cyclically operating valves | |
| #10 | Grinding or polishing devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lee Cook Charles | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US1747929A | Packing ring | |
| US1634018A | Piston packing | |
| US1653697A | Crossing guard for railways and the like | |
| US1652889A | Measuring device | |
| US1575476A | Engine | |
| US1509713A | Power transmission | |
| US1584614A | Gas or vapor engine, particularly steam engine | |
| US1627427A | Gas or vapor engine, particularly steam engine | |
| US1513315A | Self-balancing pipe expansion joint | |
| US1422035A | Grinder | |
| US1355125A | Boiler |