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In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Application No. | Application Title | Issue Date |
| 20070085653 | Semiconductor device A semiconductor device includes a semiconductor substrate and a ladder resistor formed on the semiconductor substrate. The ladder resistor includes a plurality of elongated resistor portions arranged in parallel with each other, a plurality of connection portions that c... | 04/19/2007 |
| 20060066437 | Stick lever units A stick lever unit is provided that is capable of eliminating uncomfortable feeling during manipulation of the stick, as well as, minimizing breaking of a wiring conductor of the variable resistor. The stick lever unit includes a fixing member, a first variable resistor... | 03/30/2006 |
| 20050073498 | Method and apparatus for providing inputs to a communication or computing device A miniaturized user input device or input button (14) for a computing or communication device, such as a personal digital assistant device or a mobile phone. A user provides inputs to the computing or communication device by inserting an end (12) of a pen ... | 04/07/2005 |
