| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Germany | 4 | |
| #3 | United Kingdom | 4 | |
| #4 | France | 2 | |
| #5 | Belgium | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Grinding or polishing devices | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Suddarth Jack M | 4 |
| #2 | M Suddarth Jack | 3 |
| #3 | Gray Dolph L | 3 |
| #4 | Dolph Gray | 1 |
| #5 | Coburn Orin W | 1 |
| #6 | Gray Dolph | 1 |
| #7 | F E Gaenther | 1 |
| #8 | Ganther Forrest E | 1 |
| #9 | J Suddarth | 1 |
| #10 | Suddarth Jack | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1172398A | Top Supported Coolant Hood | |
| GB1202586A | Improvements in or relating to lens polishing machines | |
| GB1173974A | Automatic Lens Cribbing Device | |
| US3417514A | Pressure means for lens lapping machine | |
| US3330075A | Sphere polisher | |
| US3389508A | Cylinder grinder | |
| US3289355A | Automatic lens grinding machine | |
| US3091062A | Lens de-blocking device | |
| US3121979A | Bevel edge grinder |