| 1995 | William J. Bolander, Michigan Zeta '83 |
| 1997 | Dr. Douglas C. Engelbart, Oregon Alpha '48 |
| 1998 | Dr. Robert S. Langer, New York Delta '70 |
| 2004 | Dr. Nick Holonyak Jr., Illinois Alpha '50 |
| 1995 | David Packard, California Gamma '34 |
| 1996 | Wilson Greatbatch, New York '50 |