| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Agriculture | |
| #3 | Machines | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Crop agriculture | |
| #3 | Street cleaning | |
| #4 | Unspecified technologies | |
| #5 | Vehicle connections |
| # | Name | Total Patents |
|---|---|---|
| #1 | Becker Joseph L | 12 |
| Publication | Filing date | Title |
|---|---|---|
| US1814427A | Coupling device | |
| US1788045A | Road maintainer | |
| US1788044A | Road maintainer | |
| US1788043A | Road grader | |
| US1773255A | Snowplow attachment for tractors | |
| US1773254A | Stabilizer for road-grading machines | |
| US1814426A | Controlling device for motor vehicles | |
| US1814425A | Combination tractor grader | |
| CA315563A | Road grader | |
| CA315564A | Road grader | |
| CA315562A | Stabilizer for road graders | |
| CA315565A | Road grader |