| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | United Kingdom | 2 | |
| #3 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Liebig Joseph M | 12 |
| #2 | Liebig Joseph Martin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3331611A | Bearing seal with plastic reinforcing member | |
| US3403918A | Valve seal | |
| US3372941A | Valve seal | |
| US3306622A | Reinforced bearing seal | |
| US3306223A | Water pump seal | |
| US3291495A | Self-aligning seal | |
| US3300256A | Oil pan-to-bearing cap seal | |
| US3180650A | Split-ring oil seal with reinforcing element | |
| US3128105A | Self-aligning front end seal | |
| US3117796A | Oil seal | |
| US3106406A | Oil seal | |
| US3027167A | Oil seal |