| Inventor Nikola et al. | 23 |
| Inventor Nikola and family | 26 |
| Inventor Nikola ___ | 19 |
| Inventor of a '60s synthesizer | 34 |
| Inventor of a "Vegetable Compound" | 44 |
| Inventor of a braking system for cars | 37 |
| Inventor of a burner | 20 |
| Inventor of a camera | 20 |
| Inventor of a coil that bears his name | 38 |
| Inventor of a glass harmonica | 29 |
| Inventor of a high-rise braking system | 38 |
| Inventor of a mineral hardness scale | 36 |
| Inventor of a pistol | 20 |
| Inventor of a practical gyroscope | 33 |
| Inventor of a rotatable cube | 28 |
| Inventor of a sign language | 27 |
| Inventor of a six-color fad | 27 |
| Inventor of a six-color puzzle | 30 |
| Inventor of a steam engine | 26 |
| Inventor of a steel-making process | 34 |
| Inventor of a Turkish confection? | 33 |
| Inventor of alternating current | 31 |
| Inventor of an alcohol thermometer | 34 |
| Inventor of an early telescope | 30 |
| Inventor of an eponymous engine | 31 |
| Inventor of an instant camera | 29 |
| Inventor of basketball | 22 |
| Inventor of bread? | 18 |
| Inventor of celluloid | 21 |
| Inventor of cordite | 19 |
| Inventor of diving bell | 23 |
| Inventor of dynamite | 20 |
| Inventor of etching | 19 |
| Inventor of farm machines | 25 |
| Inventor of first digital calculator | 36 |
| Inventor of lawn tennis | 23 |
| Inventor of logarithms | 22 |
| Inventor of Menlo Park | 22 |
| Inventor of roll film | 21 |
| Inventor of the alcohol thermometer | 35 |
| Inventor of the centigrade thermometer | 38 |
| Inventor of the compression-ignition engine | 43 |
| Inventor of the Cube | 20 |
| Inventor of the diving bell | 27 |
| Inventor of the electric battery | 32 |
| Inventor of the electric car battery | 36 |
| Inventor of the first digital calculator | 40 |
| Inventor of the first electric battery | 38 |
| Inventor of the gramophone | 26 |
| Inventor of the Internet? | 25 |
| Inventor of the Marching Bands puzzle | 37 |
| Inventor of the Mothers of Invention | 36 |
| Inventor of the Motorwagen | 26 |
| Inventor of the phonograph | 26 |
| Inventor of the Polaroid camera | 31 |
| Inventor of the revolver | 24 |
| Inventor of the spinning jenny | 30 |
| Inventor of the stage? | 22 |
| Inventor of the steel plow | 26 |
| Inventor of the stock ticker | 28 |
| Inventor of the symphonic poem | 30 |
| Inventor of the telephone | 25 |
| Inventor of wine, according to the Bible | 40 |
| Inventor or patriot | 19 |
| Inventor Otis | 13 |
| Inventor played by Bowie in "The Prestige" | 52 |
| Inventor Pliny | 14 |
| Inventor Pliny ___ | 18 |
| Inventor Popeil | 15 |
| Inventor Rubik | 14 |
| Inventor Rudolf | 15 |
| Inventor Samuel | 15 |
| Inventor Sikorsky | 17 |
| Inventor Sperry | 15 |
| Inventor Tesla | 14 |
| Inventor Thomas | 15 |
| Inventor Tull | 13 |
| Inventor Wallach | 16 |
| Inventor Whitney | 16 |
| Inventor Whitney et al. | 24 |
| Inventor Whitney, for one | 25 |
| Inventor who gave skyscrapers a boost | 37 |
| Inventor who had his ups and downs | 34 |
| Inventor who had his ups and downs? | 35 |
| Inventor who inspired this puzzle | 33 |
| Inventor who laid it on the line | 32 |
| Inventor who received a lifetime achievement Grammy in 1970 | 59 |
| Inventor who rivaled Tesla | 26 |
| Inventor who said "There is no substitute for hard work" | 66 |
| Inventor who saw the light | 26 |
| Inventor whose last name is a code | 34 |
| Inventor whose name is spelled out by the horizontal lines of special characters in this puzzle | 95 |
| Inventor with a bright idea | 27 |
| Inventor with a bright idea? | 28 |
| Inventor with an up-and-down career? | 36 |
| Inventor Witney | 15 |
| Inventor's "impossible dream" | 43 |
| Inventor's "light bulb" | 37 |
| Inventor's "lightbulb" | 36 |
| Inventor's "step one" | 35 |