| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Foods and drinks | |
| #2 | Chemical engineering | |
| #3 | Machines | |
| #4 | Mechanical elements | |
| #5 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Dough making machines | |
| #2 | Mixing | |
| #3 | Gearing | |
| #4 | Unspecified technologies | |
| #5 | Unspecified technologies | |
| #6 | Bakers' ovens | |
| #7 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dehuff Walter F | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US1874920A | Dough mixing machine | |
| US1899316A | Greasing brush | |
| US1890500A | Equalizing tension device for variable speed drives | |
| US1797466A | Auxiliary switch member | |
| US1826242A | Dough mixer | |
| US1781321A | Mixing machine | |
| US1733945A | Mixing machine | |
| US1691843A | Mixing machine | |
| US1656665A | Mixing machine | |
| CA300042A | Mixing machine | |
| CA295447A | Mixing machine |