| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 27 | |
| #2 | United Kingdom | 7 | |
| #3 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Materials and metallurgy | |
| #4 | Machine tools | |
| #5 | Engines, pumps and turbines | |
| #6 | Mechanical elements | |
| #7 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Milling | |
| #3 | Soldering, welding and flame cutting | |
| #4 | Metal tempering | |
| #5 | Unspecified technologies | |
| #6 | Non-positive-displacement pumps | |
| #7 | Motor vehicles | |
| #8 | Machines for making railways | |
| #9 | Casting metal | |
| #10 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stires William H | 9 |
| #2 | Hanks George R | 3 |
| #3 | Andrews Charles B | 3 |
| #4 | Macfadyen Loudon E | 2 |
| #5 | Howe Hall John | 2 |
| #6 | Hoffman Taylor William | 1 |
| #7 | Smith Grant D | 1 |
| #8 | Apgar Marshall F | 1 |
| #9 | Taylor Wiliam H | 1 |
| #10 | Stackhouse Rockhill William | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2253448A | Chain dredge bucket | |
| US2292249A | Chain dredge bucket | |
| GB523558A | Improvements in chain dredge buckets | |
| US2176840A | Dredge bucket | |
| US2193785A | Chain dredge bucket | |
| US2200178A | Production of composite castings | |
| US2124517A | Dredge bucket | |
| US2060765A | Welded joint and method of making the same | |
| US2036976A | Dredge bucket pin | |
| US2026468A | Weldrod | |
| US2024894A | Dredge bucket | |
| US2063859A | Dredge bucket | |
| US2063858A | Dredge bucket | |
| US2052521A | Dredge bucket | |
| US2017816A | Cutter for hydraulic dredges | |
| US2009985A | Jordan engine | |
| US2009976A | Jordan engine | |
| US1984324A | Dredge bucket and lip assembly | |
| US2035430A | Chain dredge bucket and lip therefor | |
| US2103124A | Cutter head for suction dredges |