| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Handling thin material | |
| #2 | Containers for goods storage | |
| #3 | Machines for liquids | |
| #4 | Unspecified technologies | |
| #5 | Non-positive-displacement pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Atwood George D | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US2081418A | Spool | |
| US2020011A | Spool | |
| US1916712A | Receptacle for material-carrying spools | |
| US1853029A | Spool | |
| US1897227A | Spool | |
| US1835366A | Spool | |
| US1865423A | Spool and method of making same | |
| US1744606A | Spool | |
| US1731219A | Spool | |
| US1609453A | Bottle closure | |
| US1024920A | Elastic-fluid turbine. |