Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11263776 | Object recognition system and method using ultrasonic sensor | — | 2022-03-01 |
| 9651609 | Semiconductor circuit having test function | — | 2017-05-16 |
| 9628100 | Analog-to-digital conversion device for multiple input signals and conversion method therefor | Yun Mi Na, Hui Kwan Yang | 2017-04-18 |
| 9500501 | Startup circuit, capacitive sensor amplification device having startup circuit, and startup method for amplification device | Jae-Young Shin, Justin Kim | 2016-11-22 |
| 9270238 | Digital condenser microphone having preamplifier with variable input impedance and method of controlling variable input impedance of preamplifier | Justin Kim | 2016-02-23 |
| 8981863 | Modulation apparatus for class D switching amplifier | Jea Young Shin | 2015-03-17 |
| 8284953 | Circuit and method of reducing pop-up noise in a digital amplifier | Wang-Seup Yeum, Yong-Jin Cho, In-Bock Lee | 2012-10-09 |
| 8169244 | Crossing input signal modulator | Jae-Young Shin | 2012-05-01 |
| 7524567 | Spirofluorene-based polymer and organic electroluminescent device using the same | Sang-Hoon Park, Tae-Yong Noh, Sang-Yeol Kim, Lyong-Sun Pu, In-Nam Kang +1 more | 2009-04-28 |
| 7479329 | Polymerization of aromatic monomers using derivatives of hematin | Lynne A. Samuelson, Ferdinando Bruno, Sucharita Roy, Ramaswamy Nagarajan, Jayant Kumar +2 more | 2009-01-20 |
| 7348072 | Light-emitting polymer and organoelectroluminescent display using the same | Sang-Hoon Park, Sang-Yeol Kim, Jhun-Mo Son, Dong-Yu Kim | 2008-03-25 |
| 7294686 | Polymerization of aromatic monomers using derivatives of hematin | Lynne A. Samuelson, Ferdinando Bruno, Sucharita Roy, Ramaswamy Nagarajan, Jayant Kumar +2 more | 2007-11-13 |
| 7276298 | Substance for intermediate layer of organic electroluminescent device and organic electroluminescent device using the same | Yi-Yeol Lyu, Eun Kyung Lee, Tae-Yong Noh | 2007-10-02 |
| 7172823 | Blue electroluminescent polymer and organo-electroluminescent device employing the same | Byung Hee Sohn, Sang-Hoon Park, In-Sung Song, Jhun-Mo Son, Woon-Jung Paek | 2007-02-06 |
| 7034595 | Multi-phase clock signal generators and methods of generating multi-phase clock signals | — | 2006-04-25 |
| 6955856 | Biphenyl derivatives and organic electroluminescent device employing the same | Ji Hoon Lee, Sang-Yeol Kim, Byung Hee Sohn, Jhun-Mo Son | 2005-10-18 |
| 6815094 | Diphenyl anthracene derivatives and organic electroluminescent device employing the same | Ji Hoon Lee, Jhun-Mo Son | 2004-11-09 |
| 6784821 | Synchronizing circuits and methods for parallel path analog-to-digital converters | — | 2004-08-31 |