Inventors list |
Assignees list |
Classification tree browser |
Top 100 Inventors |
Top 100 Assignees |
Hong-Chul
Hong Chul Kim, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20120100048 | HIGH PERFORMANCE CHIMNEY TRAY FOR A FIXED BED REACTOR - A chimney tray for a reactor, wherein a gas reactant and a liquid reactant are mixed in chimneys to improve the dispersion performance of the liquid reactant on the catalyst bed of a fixed bed reactor thereby increasing the contact efficiency between the liquid reactant and the catalyst depending on the uniformity of flow of the liquid reactant, resulting in increased reaction efficiency, and which includes a tray having a plurality of through-holes, and a plurality of chimneys perpendicularly inserted into the through-holes of the tray and having one or more outlets penetrating there through and facing each other, wherein each of the plurality of chimneys includes a conical lower end which is formed such that it extends from the lower surface of the tray to make an angle of 10˜40° with respect to the direction of the normal line of the tray. | 04-26-2012 |
Hong Chul Kim, Kyounggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20100013753 | Aligning method of ferroelectric liquid crystal display and ferroelectric liquid crystal display apparatus using the same. - An aligning method of a ferroelectric liquid crystal display includes; disposing a first mask and a second mask, each of which has opening regions and blocking regions arranged in alternating fashion in vertical direction and horizontal direction corresponding to liquid crystal cells of the liquid crystal display; and injecting a ferroelectric liquid crystal material within the liquid crystal panel. | 01-21-2010 |
Hong Chul Lee, Seongnam-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20110254620 | POWER INTERFACE CIRCUIT OF CONTACT IC CARD READER - A power interface circuit of a contact integrated circuit (IC) card reader is provided. The power interface circuit includes a power control unit configured to invert, amplify and output a power control signal supplied from the outside, a switching diode unit configured to control on and off operations of a ground terminal transistor in a complementary transistor unit in response to an output signal of the power control unit, the complementary transistor unit in which complementary transistors transfer a power supply terminal voltage to a power output unit or mute a card power supply terminal of the power output unit to a ground voltage level while operating inversely to each other in response to a control signal directly input from the power control unit and a control signal input through the switching diode unit, and the power output unit configured to output a voltage input through the complementary transistor unit to a card power supply terminal of an IC card or maintain the card power supply terminal at the ground voltage level in response to operation of the complementary transistor unit. | 10-20-2011 |
Hong Chul Lim, Ansan-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20120119243 | HIGH EFFICIENCY LIGHT EMITTING DIODE AND METHOD OF FABRICATING THE SAME - Exemplary embodiments of the present invention relate to a high-efficiency light emitting diode (LED). The LED according to an exemplary embodiment includes a substrate, a semiconductor stack arranged on the substrate, wherein the semiconductor stack has a p-type semiconductor layer, an active layer and an n-type semiconductor layer, a first metal layer interposed between the substrate and the semiconductor stack, the first metal layer ohmic-contacted with the semiconductor stack, a first electrode pad arranged on the semiconductor stack, an electrode extension extending from the first electrode pad, wherein the electrode extension has a contact region contacting the n-type semiconductor layer, a first insulating layer interposed between the substrate and the semiconductor stack, wherein the first insulating layer covers a surface region of the p-type semiconductor layer under the contact region of the electrode extension, and a second insulating layer interposed between the first electrode pad and the semiconductor stack. | 05-17-2012 |
Hong-Chul Shin, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090017394 | Hollow toner and process of preparing the same - Hollow toner and a process of preparing the same are provided. The hollow toner has a hollow sphere shape, wherein an outer layer surrounding the hollow sphere includes a polymer, a wax and a pigment. The hollow toner has excellent fixing properties under low energy and low pressure, and can be efficiently used at high-speed fixing. Also, a small amount of the hollow toner is consumed. Thus, the hollow toner can be efficiently applied to various apparatuses of forming an image such as a two-component low-temperature printer and super high-speed printer, and the hollow toner can be prepared by using a relatively simple process. | 01-15-2009 |
| 20090155700 | TONER, METHOD OF PREPARING THE SAME, METHOD OF FORMING IMAGES USING THE TONER AND IMAGE FORMING DEVICE USING THE TONER - A toner including a plurality of fine particles includes a core including first latex particles, a wax and a pigment, or a first latex particle-wax complex and a pigment, and a first shell layer including second latex particles and covering at least a portion of the surface of the core, a method of preparing the toner, a method of forming images using the toner, and an image forming device including a toner transferring unit. The toner can have improved fixing and charging properties, preserving properties at a high temperature and high humidity, glossness and anti-offset properties by reducing a domain size of a wax dispersed in the toner and improving dispersibility of the wax. | 06-18-2009 |
| 20100167194 | ELECTROPHOTOGRAPHIC TONER AND METHOD OF PREPARING THE SAME - The disclosure provides electrophotographic toner and a method of preparing the same. The toner includes a latex, a colorant, and a releasing agent, wherein the toner has a weight-average molecular weight of about 50,000 to about 80,000; a complex viscosity of about 1×10 | 07-01-2010 |
| 20110159427 | ELECTROPHOTOGRAPHIC TONER AND METHOD OF PREPARING THE SAME - The disclosure provides an electrophotographic toner and methods for preparing the electrographic toner. The electrographic toner includes a binder, a colorant and a releasing agent, wherein the electrophotographic toner includes strontium (Sr), iron (Fe), titanium (Ti), and silicon (Si) containing particles; wherein, if [Sr], [Fe], [Ti] and [Si] denote the intensities of Sr, Fe, Ti, and Si in the electrophotographic toner, respectively, as measured by X-ray fluorescence spectrometry, then the [Sr]/[Fe] ratio is in the range of about 5.0×10 | 06-30-2011 |
Hong-Chul Yoon, Paju-Si JP
| Patent application number | Description | Published |
|---|---|---|
| 20090209540 | Novel Biaryl Benzolmidazole Derivatives and Pharmaceutical Composition Comprising The Same - Disclosed are biaryl benzoimidazole derivatives. They have an inhibitory effect on calcium influx in HEK cells, thereby showing a powerful antagonistic effect on a vanilloid receptor, and further have an analgesic effect, thereby being useful for preventing or treating pain, acute pain, chronic pain, neuropathic pain, postoperative pain, migraine, arthralgia, neuropathies, nerve injury, diabetic neuropathy, neurological illness, neurodermatitis, stroke, bladder hypersensitivity, irritable bowel syndrome, a respiratory disorder such as cough, asthma, and chronic obstructive pulmonary disease, burning, psoriasis, itching, vomiting, irritation of the skin, eyes, and mucous membranes, gastric-duodenal ulcers, inflammatory intestinal diseases, and inflammatory diseases. | 08-20-2009 |
Hong-Chul Yoon, Incheon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20110086849 | NOVEL BENZOXAZINE BENZIMIDAZOLE DERIVATIVE, A PHARMACEUTICAL COMPOSITION COMPRISING THE SAME, AND AUSE THEREOF - The present invention relates to a novel benzoxazine benzimidazole derivative of formula (1) as an antagonist against a vanilloid receptor-1, a pharmaceutical composition comprising the same as an active ingredient, and a use thereof. The benzoxazine benzimidazole derivative of the present invention may be useful for preventing or treating a disease associated with antagonistic activity of vanilloid receptor-1: | 04-14-2011 |