| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Basic materials chemistry | |
| #4 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Henry Brown Charles | 12 |
| #2 | Patrick Frazier | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1879062A | Blade for road scrapers | |
| US1749626A | Rod guide | |
| US1791859A | Fishing tool | |
| US1823782A | Dressing form for underreamer lugs | |
| US1663367A | Process of repairing tools | |
| US1526412A | Fishing tool | |
| US1607942A | Apparatus for the abstraction of gasoline | |
| US1598708A | Fishing tool | |
| US1520803A | Sand pump | |
| US1472714A | Collapsible socket | |
| US1421159A | Grapple | |
| US1399249A | Fishing-tool |