Inventors list |
Assignees list |
Classification tree browser |
Top 100 Inventors |
Top 100 Assignees |
Doo Young
Doo Young Chung, Wonju-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20110293355 | INK COMPOSITION FOR OIL-BASED BALLPOINT PEN - Disclosed are an ink composition for oil-based ballpoint pens which exhibits soft writing sensation due to low viscosity of 300 to 3000 cps, enables writing even at low temperatures and thus exhibits superior stability, and is free of leakage (of ink), and an oil-based ballpoint pen using the same. | 12-01-2011 |
Doo Young Kim, Taebaek-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20100167458 | Thin film type solar cell and method for manufacturing the same - A thin film type solar cell and a method for manufacturing the same is disclosed, which is capable of providing a wide light-transmission area without lowering cell efficiency and increasing processing time, so that the solar cell can be used as a substitute for a glass window in a building. The thin film type solar cell generally comprises a substrate; a plurality of front electrodes at fixed intervals on the substrate; a plurality of semiconductor layers at fixed intervals with a contact portion or separating channel interposed in-between, the plurality of semiconductor layers on the plurality of front electrodes; and a plurality of rear electrodes at fixed intervals by the each separating channel interposed in-between, the each rear electrode being electrically connected with the each front electrode; wherein the each rear electrode is patterned in such a way that a light-transmitting portion is included in a predetermined portion of the rear electrode. | 07-01-2010 |
Doo Young Kwon, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20110264417 | SPACTIAL MODELLING SYSTEM EMPLOYING BIM - Disclosed is a spatial modelling system. The spatial modelling system comprises: a modelling module for generating modelling information about a space in accordance with input from a user; a space syntax module for perceiving the space on the basis of the modelling information generated by the modelling module, and generating information about the space syntax of at least one portion of the space; and a control module for displaying the results of an analysis of the space syntax of the at least one portion of the space, on the basis of information about the space syntax obtained by analysis by means of the space syntax module. | 10-27-2011 |
Doo Young Song, Gyunggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20110255307 | APPARATUS AND METHOD FOR CONTROLING POWER QUALITY OF POWER GENERATION SYSTEM - There are provided an apparatus and a method for controlling the power quality of a power generation system. According to the present invention, there is provided an apparatus for controlling the power quality of a power generation system including a DC/AC inverter converting DC voltage into AC voltage and supplying inverter current to a grid, including: a grid voltage phase follower generating a grid signal; a fundamental extractor extracting a magnitude of a fundamental wave of a load current introduced into a non-linear load connected between the DC/AC inverter and the grid; a first calculator subtracting a preset current compensation value from the magnitude of the fundamental wave from the fundamental extractor; and a second calculator generating an inverter current instruction value for the DC/AC inverter by using the output value of the first calculator and the grid signal and the load current from the grid voltage phase follower. | 10-20-2011 |