Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 4233529 | Transistors power stages In circuitry comprising a switching power output transistor stage and a driver transistor circuit, energy is stored in a magnetic circuit during the transistor on time to provide the turn off current. First and second magnetically coupled inductors are co... | 11/11/1980 |
| 4047046 | Circuit for setting magnetic remanence in a magnetizable core A circuit for selectively variably setting the magnetic remanence in a magnetizable core employs flux circuit feedback, including feedback initiating a self-blocking oscillator type of operation, to achieve designs of two or three (as the designer may des... | 09/06/1977 |
