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Chieh-Yu
Chieh-Yu Chen, Fresh Meadows, NY US
| Patent application number | Description | Published |
|---|---|---|
| 20080257947 | SOLAR POWERED ILLUMINATION DEVICE FOR A CONTAINER - A mailbox including a box having a box door, a first box door, a photocell circuit, and a cartridge. The box door is pivotally connected to a first wall of the box. The cartridge includes a light source and an electric power source. The light source illuminates an interior surface of the box. The photocell circuit includes a photocell panel. The photocell circuit charges the electric power source using energy acquired by the photocell panel. The electric power source powers the light source. The cartridge is removably mounted to a second wall of the box to electrically connect and disconnect the cartridge to the photocell circuit. | 10-23-2008 |
Chieh-Yu Cheng, Lu Jhou City TW
| Patent application number | Description | Published |
|---|---|---|
| 20100254079 | USB flash drive with improved structure - A USB flash drive with an improved structure includes a housing formed internally with a groove, and a moving case that is movable inside the groove. The groove has a top surface formed with an opening for a movable locking button of the moving case to move therein. In addition, the opening of the housing has two lateral edges whose undersides are concavely provided with plural pairs of engaging recesses to be engaged with projections of the movable locking button. | 10-07-2010 |
Chieh-Yu Tsai, Taipei City TW
| Patent application number | Description | Published |
|---|---|---|
| 20090197417 | METHOD FOR FORMING SPACERS OF DIFFERENT SIZES - A method for forming spacers of different sizes includes the following steps. First a substrate is provided, which has a first element, a second element, a first material layer and a second material layer thereon. A first dry etching is performed to remove part of the second material layer to form a first spacer by the first element and to form a second side wall by the second element, so that the first material layer between the first spacer and the second side wall is exposed to become a damaged first material layer. A trimming procedure is performed to trim the damaged first material layer. A mask is used to cover the first element, the first spacer and part of the first material layer then a wet etching is performed to remove the second side wall. | 08-06-2009 |