Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4950579 | Optical disc recording medium having a microstructure-derived inhomogeneity or anisotropy | Mark K. Debe, Kam K. Kam | 1990-08-21 |
DF
Daniel R. Field
Overall (All Time): #3,909,794 of 4,157,543Top 95%
1
Patents All Time