KM

Kevin McMahon

MC Mci Communications: 1 patents #235 of 579Top 45%
📍 Hinsdale, IL: #147 of 355 inventorsTop 45%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,254,444 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5978459 Encryption of telephone calling card codes Elaine E. Reed 1999-11-02
5345664 Method for changing brake springs and shoes Garald C. McMahon 1994-09-13