Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713298 | Printed circuit boards having improved adhesion between solder mask and metal | Paul L. K. Hung, David S. Rosen | 1987-12-15 |
| 4615950 | Printed circuit boards having improved adhesion between solder mask and metal | Paul L. K. Hung, David S. Rosen | 1986-10-07 |