Welsau, DE ranks #98,059 worldwide for total patents filed all time, with 1 patent from 1 inventor. Leading employers of inventors based in Welsau, DE include Saint-Gobain Vitrage.
Showing 1–1 of 1 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Gerhard Ditzel | Saint-Gobain Vitrage | 1 |