Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4629872 | Method and apparatus for verifying personal identification numbers and checking stored number series in identification media | — | 1986-12-16 |
BH
Bjorn I. C. Hallberg
Overall (All Time): #4,006,816 of 4,157,543Top 100%
1
Patents All Time