Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8673420 | Master disc having a PTM layer and a nickel undercoat | Winand Van Seggelen, Joep Wijn, Hamid El Majdoubi, Roland Anthony Tacken | 2014-03-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8673420 | Master disc having a PTM layer and a nickel undercoat | Winand Van Seggelen, Joep Wijn, Hamid El Majdoubi, Roland Anthony Tacken | 2014-03-18 |