| Exhibit Year | First Name | Last Name | City | State | Invention | Category |
| 1958 | Leo | Hagenson | HotSprings | SD | Folding Camp Trailer | Sport |
| 1959 | Ernest | Buesing | Granite Falls | MN | Cattle Bunk Feeder | Agricultural |
| 1960 | Clarence | Satrum | Minneapolis | MN | Hercules Automatic brake adjuster for trucks | Automotive |
| 1961 | Irven O. | Rostad | Capio | ND | Open End Ratchet Wrench | Tools |
| 1962 | Lyle | Stevermer | Winnebago | MN | Automatic Feed Weigher | Agricultural |
| 1963 | Ray W. | Schuh | St. Paul | MN | Wonder-Links Toy | Recreation |
| 1964 | George | Toebe | Chippewa Falls | WI | Electric Welding Helmet Safety Device | Industrial |
| 1965 | Malton | Miller | Dawson | MN | Universal Joint | Automotive |
| 1966 | Grant I. | Warfield | Minneapolis | MN | Kampers Kupboard Tables | Sports & Recreation |
| 1967 | Charles C. | Thor | Hutchinson | MN | Tractor Power Hitch | Agricultural |
| 1968 | Donald | Denny | La Crosse | WI | Trailer for Towing | Automotive |
| 1969 | Walter W. | Moe | Montevideo | MN | Hydraulic Lifter | Industrial |
| 1970 | Walter W. | Moe | Montevideo | MN | Snowmobile Cargo Sled | Sports & Recreation |
| 1971 | Jerome | Thelen | Clark | SD | Camper Step, Tin Carrier, Trailer Hitch | Sports & Recreation |
| 1972 | Noren E. | Olson | St. James | MN | Portable Camp Chef | Sports & Recreation |
| 1973 | James B. | Headen | Slayton | MN | Rotary Motor | Automotive |
| 1974 | Arnold J. | Strom | St. Paul | MN | Automatic Safety Belt | Automotive |
| 1975 | Roger A. | Brown | Lakeland | MN | Multiple-Use Center Finder & Drill Jig | Automotive |
| 1976 | William | Gerst | St. Paul | MN | Automatic Taxi Cab Meter | Automotive |
| 1977 | Tom | Bondhus | Big Lake | MN | Wheelbarrow Steering Device | Industrial |
| 1978 | Lowell V. | Mitchell | Minden | NV | Self-Powered Auto Mover | Automotive |
| 1978 | Roger | Stodola | New Brighton | MN | Rewind Ratchet Wrench | Tools |
| 1980 | Richard | Hatch | Milaca | MN | Quick Hitch for Snow | Industrial |
| 1981 | Jerry | Beaudette | International Falls | MN | The Gripper | Sports & Recreation |
| 1982 | Bob | Anttila | Sebeka | MN | Cargo-saver | Electronics |
| 1983 | Charles | Monson | Minneapolis | MN | Hide-away hoist | Industrial |
| 1984 | T. David | Price | St. Paul Park | MN | Sawhelper I – Power Tool | Tools |
| 1985 | Harold | Fratzke | Cottonwood | MN | Automatic Header Lock | Agricultural |
| 1986 | Kenneth | Gunderson | Baltic | SD | Combination Cherry Picker/Boom Lift | Industrial |
| 1987 | David Holm | Wesly Denault | Minneapolis | MN | Holm-Denault Handispare | Sports & Recreation |
| 1988 | Warren | Carlson | Kerkhoven | MN | Kennel Castle – dog cage | Sports & Recreation |
| 1989 | Gary | Roesler | Grafton | ND | Shower-A-Way | Health Care/Medical |
| 1990 | Arlan | Bakke | Motley | MN | Superior Flame Fighter | Tools |
| 1991 | John C. | Eiden | Burnsville | MN | Free Spirit (TH) I.V. Stand | Health Care/Medical |
| 1992 | Theresa | Milligan | White Bear Lake | MN | Adaptive Bicycle | Sports & Recreation |
| 1993 | Lenard & Thomas | Johnson | Roseau | MN | E-Z Eye – bin level indicator | Agricultural |
| 1994 | David | Albertson | Spring Park | MN | Infinity Ratchet Wrench | Tools |
| 1995 | Kenneth | Knudson | Toronto | SD | Tilt – Thatch | Agricultural |
| 1996 | Bob | Albertson | Wayzata | MN | All Terrainer | Sports & Recreation |
| 1997 | Lenard, Tom & Jilleen | Johnson | Roseau | MN | LevAlert Indicator | Agricultural |
| 1998 | David | Bennett | Lake Lillian | MN | Liquid Propane Elec Fuel Injection System | Transportation |
| 1999 | Harold | Fratzke | Cottonwood | MN | Runabout | Sports & Recreation |
| 2000 | Michael | Gag | New Ulm | MN | Ladder Saver | Tools |
| 2001 | Sam | Fasnacht | Mankato | MN | The Valley King | Tools |
| 2002 | Dave | Mairose | LeMars | IA | Handee – Tredd | Tools |
| 2003 | Lars | Richter | Trinity | NC | 3-D Angle Finder | Tools |
| 2004 | Pepper | Aasgaard | Omaha | NE | Emergency Light Blanket | Transportation |
| 2005 | Jerry | Ford | St. Charles | MN | Jerry-Lock Brakes | Health Care/Medical |
| 2006 | Tom | Roering | Mahtomedi | MN | Wilcraft Multifarious | Sports & Recreation |
| 2007 | Harold | Fratzke | Cottonwood | MN | The New Step Up System | Automotive |
| 2008 | Grant I. | Hanson | Glenwood | MN | The Rescue Walker | Health Care/Medical |
| 2009 | Bob | Heitkamp | Mantador | ND | Site Saver | Health Care/Medical |
| 2010 | Jovan | Palmieri | Elk River | MN | BACKSAFE | Transportation |
