Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947370 | Microcapsules used for producing rubber and method for their production | Monika Jobmann, Gerald Rafler, Ingeborg Gross | 2011-05-24 |
| RE34986 | Tanning agent formulation for manufacture of semifinished leather products | Paul Rathfelder, Friedrich Landbeck, Heinz Matschkal | 1995-07-04 |
| 5011499 | Tanning agent formulation for manufacture of semifinished leather products | Paul Rathfelder, Friedrich Landbeck, Heinz Matschkal | 1991-04-30 |