| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 17 | |
| #2 | Canada | 1 | |
| #3 | Switzerland | 1 | |
| #4 | France | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Unspecified technologies | |
| #3 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Meyer Walter W | 11 |
| #2 | Hans Jensen | 2 |
| #3 | Gilman George P | 2 |
| #4 | Dornhofer Louis J | 2 |
| #5 | Jensen Hans | 1 |
| #6 | Seal Company Rotary | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2650841A | Seal | |
| US2525366A | Seal | |
| US2525365A | Seal | |
| US2559964A | Bearing seal | |
| US2559963A | Bearing seal | |
| US2583867A | Shaft seal | |
| US2385420A | Seal | |
| US2331615A | Sealed coupling | |
| US2342955A | Seal | |
| US2322835A | Seal | |
| US2322834A | Seal | |
| US2322867A | Seal | |
| US2305726A | Seal | |
| US2305725A | Seal | |
| US2250311A | Seal | |
| GB491825A | Improvements in or relating to packing devices for rotating shafts | |
| US2192305A | Seal for rotating shafts | |
| US2025279A | Seal for rotating shafts | |
| CA379792A | Shaft seal |