| 100% | RUDOLF | 6 | Inventor of the diesel engine |
| 69% | WHITTLE | 7 | Inventor of the jet engine: Sir Frank __ |
| 67% | ETIENNE | 7 | ___ Lenoir, inventor of the internal-combustion engine |
| 64% | WHITTLE | 7 | Frank __; inventor of the jet engine |
| 63% | WHITTLE | 7 | Frank, English inventor of the jet engine |
| 61% | BABBAGE | 7 | Surname of the inventor of the difference engine |
| 58% | WHITTLE | 7 | Frank —, English inventor of the jet engine for aircraft |
| 57% | BERLINER | 8 | Inventor of the gramophone |
| 57% | RUBIK | 5 | Inventor of the Cube |
| 57% | BELL | 4 | Inventor of the telephone |
| 57% | IBM | 3 | Inventor of the UPC |
| 57% | EDISON | 6 | Inventor of the phonograph |
| 57% | IBM | 3 | Inventor of the PC |
| 56% | EDISON | 6 | Inventor of the stock ticker |
| 56% | VOLTA | 5 | Inventor of the electric battery |
| 56% | ELIWHITNEY | 10 | Inventor of the cotton gin |
| 56% | EDISON | 6 | Inventor of the movie camera |
| 56% | KARLBENZ | 8 | Inventor of the first motorcar |
| 56% | GUTENBERG | 9 | Inventor of the printing press |
| 56% | ROBERTFUTON | 11 | Inventor of the floor mattress? |
| 56% | DEERE | 5 | Inventor of the steel plow |
| 55% | ZAPPA | 5 | Inventor of the Mothers of Invention |
| 55% | VOLTA | 5 | Inventor of the battery in 1800 |
| 55% | ELI | 3 | Inventor of the cotton gin, ___ Whitney |
| 55% | BELL | 4 | Inventor of the telephone, d. 1922 |
| 55% | ALEXANDER | 9 | Inventor of the telephone: __ Graham Bell |
| 55% | THOMASEDISON | 12 | Inventor of the phonograph: 2 wds. |
| 55% | WHOISHOWE | 9 | … Inventor of the sewing machine |
| 54% | HEILMEIER | 9 | Inventor of the Liquid-Crystal Display (LCD) |
| 54% | ERNO | 4 | Inventor of the Rubik's cube, "___Rubik" |