Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6186164 | Rotary valve comprising a drawing device | Ewald Konlg, Klaus Hemmelmann | 2001-02-13 |
| 6045009 | Rotary valve | Walter Beirle, Ewald Konig | 2000-04-04 |
| 4798340 | Electrostatic device for powder spraying with triboelectric powder charging | Gerhard F. Vohringer | 1989-01-17 |