Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Application No. | Application Title | Issue Date |
| 20080180082 | Power regulator with constant voltage output A power regulator with a constant-voltage output is provided, which includes a voltage regulator module and a voltage buffer module, wherein the voltage regulator module is spaced from a load by the voltage buffer module, so that an output voltage of the voltage regulat... | 07/31/2008 |
| 20080180135 | Hysteresis circuit applied to comparator and amplifier circuit thereof A hysteresis circuit applied to a comparator and an amplifier circuit thereof are provided. A hysteresis circuit is disposed on a positive feedback path of the comparator, such that the comparator resists noise interferences, and the hysteresis circuit has a feature of ... | 07/31/2008 |
| 20080181586 | Fan rotation speed control circuit of power supply system A fan rotation speed control circuit of a power supply system is provided, which is applicable for controlling the rotation speed of the fan according to a loading state outputted by the power supply system. The fan rotation speed control circuit of the power supply sys... | 07/31/2008 |
