Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5988484 | Clad tubular product and method of manufacturing same | Josef Worringer | 1999-11-23 |
| 5940951 | Process for the manufacture of cladded metal pipes | Wolfgang Schulz, Josef Worringer | 1999-08-24 |
| 4801339 | Production of Al alloys with improved properties | Paul S. Gilman, Stephen J. Donachie | 1989-01-31 |
| 4486225 | Production of highly reflective metal flake | Richard J. Basley | 1984-12-04 |
| 4482374 | Production of electrically conductive metal flake | Richard J. Basley | 1984-11-13 |
| 4455167 | Nickel-zinc dust-iron-nickel powder pigment system | — | 1984-06-19 |