Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9790567 | Process for making coated cold-rolled dual phase steel sheet | Joseph Frimpong, Bertram Wilhelm Ehrhardt, Harald Van Bracht, Roger Dale Boggs, Stanley Wayne Bevans | 2017-10-17 |
| 9593399 | Process for making cold-rolled dual phase steel sheet | Joseph Frimpong, Bertram Wilhelm Ehrhardt, Harald Van Bracht, Roger Dale Boggs, Stanley Wayne Bevans | 2017-03-14 |
| 9580781 | Process for making cold-rolled dual phase steel sheet | Joseph Frimpong, Bertram Wilhelm Ehrhardt, Harald Van Bracht, Roger Dale Boggs, Stanley Wayne Bevans | 2017-02-28 |