Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5539807 | System and method for directing call charges to third parties | Walter Ghisler | 1996-07-23 |
OJ
Ove Johansson
Overall (All Time): #3,748,443 of 4,157,543Top 95%
1
Patents All Time