| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Germany | 5 | |
| #3 | France | 5 | |
| #4 | United Kingdom | 4 | |
| #5 | Italy | 1 | |
| #6 | Netherlands | 1 | |
| #7 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Control | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Grinding or polishing devices | |
| #2 | Control or regulating systems | |
| #3 | Turning | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schaller Robert L | 10 |
| #2 | Schaller R | 2 |
| #3 | Towne Donald L | 2 |
| #4 | Shelden Richard S | 2 |
| #5 | Malton R | 1 |
| #6 | Schaller R L | 1 |
| #7 | Malton Robert E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3994100A | Multi-station grinding machine with pivoted grinding elements | |
| DE2452727A1 | Multiple station grinding machine - controls grinding wheels so all have same surface speed | |
| GB1435070A | Plural station grinding machine systems | |
| GB1442101A | Grinding machines | |
| US3899943A | High speed bar peeler | |
| US3908315A | Grinding machine systems | |
| US3859755A | Power programming system for a centerless grinder | |
| US3800609A | Contour grinder | |
| US3924359A | Centerless grinder with hydraulic drive | |
| US3807098A | Plural grinding stations with master controller |