"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 5742700 | Quantitative dental caries detection system and method A caries detection system and method for quantifying a probability of lesions existing in tissues are presented. Digital X-ray images are segmented and further processed to generate feature statistics inputs for a neural network. The feature statistics in... | 04/21/1998 |
| 5619192 | Apparatus and method for reading utility meters An electronic meter reader having a transmitter and antenna for inductively transmitting alternating current power in any selected one of a plurality of frequencies. The reader further includes a receiver for inductively receiving meter reading data from ... | 04/08/1997 |
| 4455066 | Transport for display terminal A display terminal is provided which holds a roll of film, and can project the image of any film frame onto a console screen. The need for a platen to precisely locate a frame on the optical imaging plane, is avoided by keeping the film in tension. The te... | 06/19/1984 |
| 4351591 | Merchandising terminal A merchandising terminal is provided for recommending a product, such as a lipstick of appropriate color, which matches the needs of a particular customer who is unskilled in the selection of the product. The terminal includes a projector that displays a ... | 09/28/1982 |