Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5491798 | Method for network call management | Gordon W. Bonsall, Howard Shelton Lambert, Barry Keith Aldred | 1996-02-13 |
HM
H. David Mitchell
Overall (All Time): #3,736,319 of 4,157,543Top 90%
1
Patents All Time