| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | France | 4 | |
| #3 | United Kingdom | 3 | |
| #4 | Italy | 3 | |
| #5 | Germany | 2 | |
| #6 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Unspecified technologies | |
| #3 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Derner W | 4 |
| #2 | Stewart H | 3 |
| #3 | Root L | 2 |
| #4 | Morrissey Thomas L | 1 |
| #5 | Derner William J | 1 |
| #6 | Kilian Rudolph R | 1 |
| #7 | John Derner William | 1 |
| #8 | Morrissey T | 1 |
| #9 | Kaye Hubert E | 1 |
| #10 | Goodelle R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1331189A | Roller bearings | |
| US3744863A | Cylindrical roller conical bearing | |
| US3712693A | Multiple stage thrust bearing | |
| US3713712A | Hollow ended bearing roller | |
| US3582164A | Powdered metal bearing cage | |
| US2380315A | Double acting reciprocating air motor | |
| US2374820A | Thrust bearing |