| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Packaging and shipping | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Cutting | |
| #3 | Dairy products production | |
| #4 | Perforating | |
| #5 | Sawing | |
| #6 | Presses | |
| #7 | Hand-held cutting tools | |
| #8 | Containers for goods storage | |
| #9 | Shaping clay | |
| #10 | Packaging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Simpson Rufus A | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US1512495A | Wrapping machine | |
| US1434920A | Butter-cutting machine | |
| US1434919A | Service butter cutter | |
| US1329810A | Butter-cutting machine | |
| US1236219A | Butter-cutter. | |
| US919478A | Butter-mold. | |
| US936484A | Knockdown box. | |
| US862670A | Butter-cutting machine. | |
| US665277A | Butter-scoop. | |
| US639911A | Butter-cutting apparatus. | |
| CA204334A | Butter cutter |