Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370784 | Electrolytic process for the production of fine-grained, single-phase metallic alloy powders | Gunther Schulz, Andreas SPECHT, Christian Joachim Keidel, Uwe Landau | 1994-12-06 |
| 4673471 | Method of electrodepositing a chromium alloy deposit | Hiroshi Kagechika, Akira Tonouchi | 1987-06-16 |
| 4505958 | Method for hot dip galvanizing metallic workpieces | Hans-Wilhelm Lieber | 1985-03-19 |
| 4312724 | Method for the recovery of lead from materials containing lead sulfide | Hans-Wilhelm Lieber | 1982-01-26 |