| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Grinding or polishing devices | |
| #3 | Unspecified technologies | |
| #4 | Turning | |
| #5 | Harvesting | |
| #6 | Unspecified technologies | |
| #7 | Thread cutting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Osterholm William C | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US2267944A | Cutting machine | |
| US2278556A | Friction clutch | |
| US1980289A | Clutch | |
| US2000667A | Grinding machine | |
| US2021921A | Clutch | |
| US2010885A | Clutch | |
| US2075130A | Clutch | |
| US1972160A | Grinding machine | |
| US1395353A | Universal tapping-machine | |
| US1188476A | Lathe. | |
| US1042259A | Disk-beveling machine. |