Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474216 | Protective tube for a piston-cylinder assembly | Norbert Heinz, Thomas Eichenmuller | 2002-11-05 |
| 4966269 | Clutch disc having a hub disc and a sintered steel hub blank and a method of producing the clutch disc | Harald Raab, Manfred Klein, Nikolaus D. Mackert, Gerhard Bittenbring | 1990-10-30 |
| 4434494 | Contact electrode for melting and heating furnaces with DC plasma heating | Herbert Pietzsch, Walter Lachner, Erich P/o/ tzsch, Fred Esser | 1984-02-28 |